Answer:
Thank you!
Step-by-step explanation:
I hope you have a good day as well :D
Answer:
Thank you :)
Step-by-step explanation:
Which polygon appears to be regular? Figure A is a square. Figure B is a parallelogram. Figure C is a right triangle. Figure D is a trapezoid
Figure A appears to be a polygon under certain conditions.
We are given the following information in the question:
Figure A is a square
Figure B is a parallelogram
Figure C is a right triangle.
Figure D is a trapezoid
We have to find which are the regular polygons.
A regular polygon is a polygon with all the sides equal and all the interior angles equal measure.
That is a regular polygon is equiangular and equilateral.
Figure A square appears to be a polygon because
The opposite sides are parallel. All four sides are equal, and all angles measure 90°.
Figure B can be a regular pentagon provided it is equiangular and equilateral
A regular polygon is a polygon with all the sides equal and all the interior angles equal measure.
Figure C cannot be a regular polygon because a right angle follows the Pythagoras theorem and all three sides can never be equal in a right-angled triangle.
Figure D is a trapezoid Trapezoids are four-sided polygons, so they are all quadrilaterals.
Figure A appears to be a polygon under certain conditions.
Thus square looks to be a regular.
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If a pet grooming salon hires an additional groomer, that worker can groom 4 additional pets per day. the average grooming fee is $25. the most the salon would be willing to pay that groomer is
The most the salon would be willing to pay that groomer is $25×4 = $100.
What is unitary method?The unitary method is a technique that determines the worth of a single unit from value of multiple units, as well as the quality of multiple units from value of a single unit.
Some key features regarding the unitary method are-
It's a method which we use for the majority of math calculations. This method will come in handy when answering questions about ratio & proportion, algebra, geometry, and other subjects.We can determine the missing value using the unitary method. For example, if one carton of juice pays $5, how much would five such packets cost? We can then easily determine the price of 5 packets, which is $25.To know more about the unitary method, here
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14. (10.0 points) Given f(x)=sin(2πx), when x = 0.3, f(x) = 0.951057. Approximate the value of f(0.2) using the first two terms in the Taylor series and Vx=0.1. (Write your answer to 6 decimal points).
Given the function f(x)=sin(2πx), with x = 0.3, f(x) = 0.951057. The objective is to approximate the value of f(0.2) using the first two terms in the Taylor series and Vx=0.1.
We know that the Taylor series for a function f(x) can be written as:f(x)=f(a)+f′(a)(x−a)+f′′(a)2(x−a)2+…+f(n)(a)n!(x−a)n+…The first two terms of the Taylor series are given by:f(x)=f(a)+f′(a)(x−a)The first derivative of f(x) is given by:f′(x)=2πcos(2πx)On substituting x = a = 0.1, we get:f′(0.1) = 2πcos(2π * 0.1) = 5.03118603447The value of f(x) at a=0.1 is given by:f(0.1) = sin(2π * 0.1) = 0.587785252292With a=0.1, the first two terms of the Taylor series become:f(x)=0.587785252292+5.03118603447(x−0.1) = 0.587785252292+0.503118603447x−0.503118603447×0.1Using x=0.2 and substituting the values of a and f(a) in the equation above, we get:f(0.2)=0.587785252292+0.503118603447*0.2−0.503118603447×0.1=0.712261After approximating the value of f(0.2) using the first two terms in the Taylor series,
we can conclude that the value of f(0.2) = 0.712261 with a = 0.1, with an error of approximately 0.012796.
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Subjects who participate in a study of patients with inflammatory bowel disease are described as the:a. accessible population. b. element. c. sample. d. target population.
The target population is the population of interest that researchers aim to generalize their findings to.
The correct answer is c. sample.
In a research study, the population of interest is often too large or too difficult to access entirely. Therefore, researchers select a representative subset of the population to study, which is called a sample. In this case, patients with inflammatory bowel disease are the population of interest, and those who participate in the study are the sample.
The accessible population refers to the portion of the population that is accessible to the researcher. For example, if a researcher is studying the prevalence of a disease in a certain region, the accessible population would be the individuals living in that region.
An element refers to a single member of the population or sample.
The target population is the population of interest that researchers aim to generalize their findings to.
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what is the least common multiple of 6 8 and 9?
Answer:9
Step-by-step explanation:
Answer:
72
Step-by-step explanation:
Multiples of 6:
6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84
Multiples of 8:
8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88
Multiples of 9:
9, 18, 27, 36, 45, 54, 63, 72, 81, 90
Therefore,
LCM(6, 8, 9) = 72
the difference of complementary angles is 10 degree. find the measures of the angles.
Answer:
40° and 50°
Step-by-step explanation:
90=(x+10)+x
90=2x+10
80=2x
40=x
Therefore the answer is,
40 and 40+10
40° and 50°
Answer:
50° and 40°
Step-by-step explanation:
Complementary angles sum to 90°
let one angle be x then the other is x - 10
x + x - 10 = 90
2x - 10 = 90 ( add 10 to both sides )
2x = 100 ( divide both sides by 2 )
x = 50
x - 10 = 50 - 10 = 40
The angle measures are 50° and 40°
What are the zeros of the function h (x) = x² + 3x - 8?
A
x = -8 and x = -2
OB
x= -8 and x = 2
cx = -2 and x = 8
OD x = 2 and x = 8
The following are the zeros for the function h (x) = x2 + 3x - 8: - x= -4 and x=2.
Describe functions.Given a collection of inputs X (domain) and a set of potential outputs Y (codomain), a function is more technically defined as a set of ordered pairings (x,y) where xX and yY with the caveat that there can only be one ordered pair with the same value of x. The function notation f:XY can be used to express that f is a function from X to Y.
The function's zero is a value of x that makes it equal to zero. In other words, the equation f(x) = 0 leads to a zero.
By putting h(x) equal to zero and figuring out x, we may determine the zeroes for the function h(x) = x2 + 3x - 8.
h(x) = x² + 3x - 8 = 0
We may factor the left side of the equation to find x:
x² + 3x - 8 = (x-2)(x+4) = 0
We set each factor to zero and solve for x to discover the zeroes:
x-2 = 0 or x+4 = 0
x = 2 or x = -4
Consequently, the function's zeros are x = 2 and x = -4.
So, A is the right response. x = -4 and x = 2
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The complete question is
What are the zeros of the function h (x) = x² + 3x - 8?
A. x = -4 and x = -2
B. x= -8 and x = 2
C. x = -2 and x = 8
D. x = 2 and x = 8
How many whole numbers less than 100000 contain all digits 0, 2, 4, 6, 8?
(100,000 - 10,000) + 1 count for ( from 10,000 means 10,000 is included in it ) + 1 count for ( to 100,000 means 100,000 is also included in it )
= 90,000 + 1 + 1
= 90,002
CH. 15. THE GREENHOUSE EFFECT 1. Taking d
Vermes
=1.08×10
13
cm,r
⊙
=6.96×10
50
cm, and T
0
=5800 K as we had before, calculate T
5s
for Venus. (Remember to take the square root.) 2. How does this compare with the 700 K temperatures measured by Venus probes on the surface of Venus? 3. Use the formula at the beginning of this section with an average distance of Mars from the Sun of 2.28×10
13
cm, to calculate a T
SS
for Mars. 4. How does your calculated temperature compare with the observed subsolar temperature of Martian soil of 300 K ? 5. Compare and contrast the greenhouse effect Mars and Venus. Although the subsolar surface temperature on Mars would be quite pleasant, the average temperature for the planet's surface is about 212 K, far below the 273 K freezing point of water. However, photos have clearly shown that there are dry riverbeds on Mars, so water must have been liquid there at some time in the past. 6. Given the fact that Mars has extensive polar caps of frozen water and frozen CO
2
, can you guess how liquid water could have existed on Mars at times in the past?
1. T5s = (1.08x10¹³ cm * (6.96x10⁵⁰ cm² / dVenus²))0.25 2. This
discrepancy is due to the greenhouse effect on Venus, where the thick
atmosphere traps heat and causes a much higher temperature. 3. TSS =
(1.08x10¹³ cm * (6.96x10⁵⁰ cm² / (2.28x10 cm)²))0.25. 4. different from the
observed subsolar.
1. To calculate T5s for Venus, we can use the formula
T5s = (\(Vermes * (r^{2} / dVenus^2))^{0.25}\).
Plugging in the given values, we have
T5s = (1.08x10¹³ cm * (6.96x10⁵⁰ cm² / dVenus²))0.25.
2. The measured surface temperature on Venus is around 700 K, which is significantly higher than the calculated T5s.
This discrepancy is due to the greenhouse effect on Venus, where the thick atmosphere traps heat and causes a much higher temperature.
3. Using the formula TSS = (\(Vermes * (r^2 / dMars^2))^{0.25}\),
we can calculate TSS for Mars. With the given average distance of Mars from the Sun (2.28x10 cm),
we have TSS = (1.08x10^13 cm * (6.96x10⁵⁰ cm² / (2.28x10 cm)²))0.25.
4. The calculated TSS for Mars is likely to be different from the observed subsolar temperature of Martian soil (300 K).
This difference can be attributed to various factors, such as the greenhouse effect, atmospheric composition, and surface conditions.
5. The greenhouse effect on Mars and Venus has distinct impacts on their surface temperatures.
While the subsolar surface temperature on Mars is relatively pleasant, the average temperature across the planet is about 212 K, well below the freezing point of water (273 K).
In contrast, Venus experiences a much higher average temperature due to the extreme greenhouse effect, resulting in surface temperatures of around 700 K.
6. The presence of extensive polar caps of frozen water and CO2 on Mars suggests that liquid water could have existed on the planet in the past.
One possible explanation is that Mars underwent climate changes, causing the frozen water and CO2 to melt and form liquid water.
However, further research is needed to fully understand the mechanisms behind the presence of liquid water on Mars in the past.\
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Please help me with this homework only the answer
Answer:
-4/-12 or simplified would be 1/3
Step-by-step explanation:
Let f: { (a,3) , (b,2) , (c,1) , (d,3) } be a function from { a,b,c,d } to { 1,2,3 }. Is f an onto function ? Is f a one-one function ?
The function f is an onto function but not a one-one function.
To determine whether f is an onto function or a one-one function, we need to look at the relationship between the elements in the domain and the elements in the range.
An onto function is a function where every element in the range is mapped to by at least one element in the domain. In other words, every element in the codomain has a corresponding element in the domain that maps to it. To determine if f is an onto function, we need to check if every element in the range {1,2,3} is mapped to by at least one element in the domain {a,b,c,d}.
Looking at the function f, we see that all three elements in the range are mapped to by elements in the domain. For example, 1 is mapped to by c, 2 is mapped to by b, and 3 is mapped to by a and d. Therefore, f is an onto function.
A one-one function (also called an injective function) is a function where each element in the domain maps to a unique element in the range. In other words, no two distinct elements in the domain map to the same element in the range. To determine if f is a one-one function, we need to check if there are any distinct elements in the domain that map to the same element in the range.
Looking at the function f, we see that both a and d in the domain map to 3 in the range. Therefore, f is not a one-one function.
In summary, the function f is an onto function but not a one-one function.
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help !!!!!!!!!!!!!!!! plz
Answer:
5 > n + 10
8 x 7 < n
n/3 + 1
6 x 8 - 10 < n
n - 1 x n
n x -n + 7
A mathematical expression that contains one or more _______________ is called an algebraic expression.
Answer:
variable
Step-by-step explanation:
a mathematical expression that contains one or more variable is an algebraic expression
e.g y is a variable
lets see who'll get this correct. I'll brainlist whoever does.
Answer:
49°
Step-by-step explanation:
i + 131 ° = 180° ( being co-interior angles)
i = 180° - 131°
i = 49°
Answer:
Step-by-step explanation:
i + 131 ° = 180° ( being co-interior angles)
i = 180° - 131°
i = 49°
imagine that a survey of randomly selected people finds that people who used sunscreen were more likely to have been sunburned in the past year. which explanation for this result seems most likely?
Imagine that a survey of randomly selected people finds that people who used sunscreen were more likely to have been sunburned in the past year.
There are several possible explanations for the finding that people who used sunscreen were more likely to have been sunburned in the past year.
However, without additional context or data, it is difficult to determine the most likely explanation definitively. Here are a few possible explanations to consider:
1. Ineffective or improper use of sunscreen: It is possible that the individuals who reported using sunscreen did not apply it correctly or did not reapply it as recommended.
Inadequate application or failure to follow proper sunscreen usage guidelines could result in insufficient protection from the sun's harmful rays, leading to sunburn.
2. Self-selection bias: It is possible that individuals who have previously experienced sunburns may be more likely to use sunscreen. They may be more aware of the potential risks and take precautions, including using sunscreen.
This could create an association between sunscreen use and sunburn, even though sunscreen itself is intended to prevent sunburn.
3. Recall bias: The survey responses may be subject to recall bias, where individuals may inaccurately remember or report their sunscreen use and sunburn experiences.
Memory limitations or subjective perceptions of sunburn severity could influence the reported data and the observed association between sunscreen use and sunburn.
4. Confounding factors: There may be other factors or variables at play that are related to both sunscreen use and sunburn. For example, individuals who engage in activities that increase sun exposure or who have certain skin types may be more likely to both use sunscreen and experience sunburn.
It is important to note that further investigation, including more detailed surveys, data collection and statistical analysis, would be necessary to determine the most likely explanation for the observed association between sunscreen use and sunburn.
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Given two functions:
f(x) = -8x^3 + 9x^2 - 7x + 8
g(x) = −4x^3+ 3x^2 - 4x - 6
Find (f+g)(x)
Sum of two function f(x) and g(x) is -12x³+12x²-11x+2
What is function?A mathematical expression that indicates a relationship between independent variable and dependent variable. If x is an independent variable function is denoted by f(x) or g(x).
How do we determine the sum of two function?we are given two functions f(x)= -8x³+9x²-7x+8
g(x)= -4x³+3x²-4x-6
now we need to add these two. f(x)+g(x)= -12x³+12x²-11x+2
hence, we obtain another function.
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I need help very quickly please, i will give brainliest! |120-x| if x<120
The |120-x| simplifies to 120-x when x is less than 120.
S If x is less than 120, then the expression |120-x| simplifies to 120-x. This is because the absolute value bars mean that the result must be positive,
so if x is already less than 120, then subtracting x from 120 will give a positive result.
For example, if x is 115, then |120-x| would equal |120-115|, which simplifies to |5|, which equals 5.
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Please help! (will mark as brainliest)
A triangle has side lengths 4.9 cm, 7.3 cm, and 8 cm. The angle measures are 36°, 64°, and 80°. What type of triangle is this triangle? please help for 15 points
Answer:
scalene acute triangle
Step-by-step explanation:
By looking at the side lengths, we can see that all of them are different, meaning the triangle is scalene. Next, we can notice that all of the angles are less than 90 degrees, meaning the triangle is acute. Putting this together, we get the triangle is a scalene acute triangle.
Create and solve a multiplication problem to show that the product of a whole number and a fraction will be equal to the whole number.
Frank opened up a café. On the first day, he had no customers. On the second day however, he had five customers. On the third day, there were 10 customers, and on the fourth day there were 15 customers. He also ran a lunch giveaway, whereby if you left a business card, he would enter it in a drawing for a free lunch. On the first day, no one left a card (since there were no customers), on the second day, three people left business cards, and each following day, three more people left business cards than on the previous day. If this pattern continues for a full year (365 days), what is the difference between the total number of customers he would have and the total number of business cards?
In summary, the difference between the total number of customers and the total number of business cards is 109,500.
What is the net disparity between the cumulative customers and business cards?If we examine the pattern established in the initial days, we observe that the number of customers increases by 5 each day, starting from 0. Simultaneously, the number of business cards left increases by 3 more than the previous day's count. To determine the total number of customers over the course of a year, we can sum the arithmetic series, with the first term as 5, the common difference as 5, and the number of terms as 365. This yields a sum of 66,725 customers.
Next, we need to calculate the total number of business cards left. Using the same approach, we have a first term of 3, a common difference of 3, and 364 terms (since no business cards were left on the first day). The sum of this arithmetic series is 66,220 business cards.
Finally, to find the difference between the total number of customers and business cards, we subtract the sum of business cards from the sum of customers: 66,725 - 66,220 = 505. Therefore, the difference between the total number of customers and business cards is 505.
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The stopping distance D of a car after the brakes have been applied varies directly as the square of the speed of R. If a car traveling 80 mph can stop in 400ft, How fast can a car travel and still stop in 144ft?
Direct variation equations have the following form:
\(y=kx\)Where "k" is the Constant of variation.
In this case, analyzing the information given in the exercise, you know that the equation for that Direct variation has this form:
\(D=kR^2\)You know that:
\(D=400ft\)When:
\(R=80mph\)So you need to make the conversion from feet to miles. Since:
\(1mi=5280ft\)You get:
\((400ft)(\frac{1mi}{5280ft})\approx0.076mi\)Then, you can find the value of "k" as following:
\(undefined\)Can someone help me with these questions? I'm really lost.
1. Judy took $30 with her to spend on popcorn and drinks for herself and her friends at the movie theater. The price for each bag of popcorn was $5. The price of each drink was half the price of a bag of popcorn.
(a) Sketch the graph that represents the situation and label the intercepts. Use one axis to represent the number of bags of popcorn and the other axis to represent the number of drinks.
(b) Explain your graph.
2. Graph the piecewise function.
f(x) = { 3x - 5 if x ≤ - 1 / -2x + 3 if -1 < x < 4 / 2 if x ≥ 4
3. Graph the step function over the interval -2 ≤ x ≤ 2.
f(x) = { x+ 3}
Answer:
Step-by-step explanation:
On the x axis have popcorn going up in 5s and up to the value 30 and on the y axis have drinks going up in 2.5s to the value 15.
The graph should look like similar to an 'exponential graph' because for every popcorn you buy, the drink will be half the price
Its probably late but, I hope this helped!!!.
Answer:
here is the graph!
Step-by-step explanation:
My graph represents the number of drinks and bags of popcorn that Judy will be able to purchase with her $30. For every two drinks Judy buy’s, she would have to buy one less popcorn.
whats between 3.07 and 3.083
Answer: 3.765
Step-by-step explanation:
A gardener is filling 5 planter boxes (cubical pots) with potting soil. Each box is 1.5 feet long on each side. The
gardener has 3 bags of potting soil, each with a volume of 5 cubic feet.
Is there enough potting soil for the 5 planter boxes?
O There is not enough potting soil. The gardener needs 1.875 cubic feet more potting soil.
O There is enough potting soil. The gardener needs only 3.375 cubic feet of potting soil.
O There is not enough potting soil. The gardener needs 3.75 cubic feet more potting soil.
O There is enough potting soil. The gardener needs only 4.5 cubic feet of potting soil.
O There is not enough potting soil. The gardener needs 7.5 cubic feet more potting soil.
Answer:Mate fank yew mate
Step-by-step explanation:
A gardener is filling 5 planter boxes (cubical pots) with potting soil. Each box is 1.5 feet long on each side. The
gardener has 3 bags of potting soil, each with a volume of 5 cubic feet.
Is there enough potting soil for the 5 planter boxes?
O There is not enough potting soil. The gardener needs 1.875 cubic feet more potting soil.
O There is enough potting soil. The gardener needs only 3.375 cubic feet of potting soil.
O There is not enough potting soil. The gardener needs 3.75 cubic feet more potting soil.
O There is enough potting soil. The gardener needs only 4.5 cubic feet of potting soil.
O There is not enough potting soil. The gardener needs 7.5 cubic feet more potting soil.
Answer:
Step-by-step explanation:
1 months salary 1000 rupees. How many salary in 1 day.
Step-by-step explanation:
1 month has 30 days
so 100 ÷ 30
so ans is 33.3 rupees for one day
MARK AS BRAINLIST IF IT IS USEFUL
Ahmad throws dice find the probability that it is:not a 2
yah it's not probably it's not 2 mmmm
What is the value of the expression 4x^2 - 3xy + 2y^2 when x = 2 and y = 3?
To find the value of the expression 4x^2 - 3xy + 2y^2 when x = 2 and y = 3, we can substitute these values into the expression and simplify:
4x^2 - 3xy + 2y^2 = 4(2)^2 - 3(2)(3) + 2(3)^2
= 16 - 18 + 18
= 16
Therefore, the value of the expression 4x^2 - 3xy + 2y^2 when x = 2 and y = 3 is 16.
Amir spent a total of $53.75 on breakfast sandwiches and bagels for his friends who are visiting from out of town. Each breakfast sandwich costs $4.25, and each bagel costs $2.00. He bought 5 more bagels than breakfast sandwiches.
Write a system of equations that could be used to solve for the number of breakfast sandwiches and bagels he bought.
And solve the system of equations to determine how many bagels and sandwiches Amir bought.
The system of equations is:
2b + 4.25s = 53.75
b - s = 5
The number of bagels bought is 12 and the number of sandwiches bought is 7.
How many bagels and sandwiches were bought?2b + 4.25s = 53.75 equation 1
b - s = 5 equation 2
Where:
n = number of bagels bought s = number of sandwiches boughtThe elimination method would be used to determine the required values.
Multiply equation 2 by 2
2b - 2s = 10 equation 3
Subtract equation 3 from equation 1 :
6.25s = 43.75
Divide both sides of the equation by 2.25
s = 43.75 / 6.25
s = 7
Substitute for s in equation 1:
2b + 4.25(7) = 53.75
2b + 29.75 = 53.75
2b = 53.75 - 29.75
2b = 24
b = 24 / 2
b = 12
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What is the length of the hypotenuse?
A 55 ft
B 48 ft
C = ?
feet
I think hypotenuse is A 55 feet
Answer:
C = 73 ft
Step-by-step explanation:
a²+b²= c²
= (55x55) + (48+48)
= 3025 + 2304
= 5329
= √5329
= 73