Answer:
The angle is 30
and its supplement is 150
Step-by-step explanation:
Let the angle be x
The supplement of an angle is 180 minus that angle
So the supplement here is 180 -x
Now, the supplement of the angle is 30 less than 6 times the angle;
Thus;
180-x = 6x -30
180 + 30 = 6x + x
7x = 210
x = 210/7
x = 30
the supplement is 180 - x = 180 -30 = 150
Use the Theorem of Pythagoras twice to calculate the lengths marked x. Give your answers accurate to 4sf.
Given f(x)=x^2+kx-19 and the remainder when f(x)is divided by x-7 is −5, then what is the value of kk?
Polynomial Remainder Theorem:
If we divide a polynomial f(x) by a factor (x – a), then the remainder will be f(a).
In your case, the remainder from dividing by (x-7) will be f(7)
f(7) = (7)^2 + k(7) -19
= 49 + 7k -19
= 30 + 7k
If you want the remainder to be -5, when set 30+7k equal to -5 and solve:
30 + 7k = -5
7k = -35
k = -5
Select the point that is solution to the system of inequalities.
y x^2-6
A. (0,-2) B. (0,6) C.(1,6) D. (-4,-2)
Please help!
The common shaded zone, as illustrated in the graph attached, will represent the answer to the set of equations. There isn't a common location where the two equations intersect.
Given that,
The system of inequality
y < x² + 2
y > x² - 6
We have to find the common point of the system of inequality.
We know that,
The graph is shown in the image.
Using the graphing technology,
A will be the first equation's vertex (0,2)
The parabola's outer region will be shaded and its boundary will be a dotted line because y is less than the value required by the quadratic equation.
In a similar way, the second equation's vertex, (0,-6), will be a dotted parabola with shaded inner portions.
The common shaded zone, as illustrated in the graph attached, will represent the answer to the set of equations. There isn't a common location where the two equations intersect.
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Which polynomial is in standard form?
Answer:
B
Step-by-step explanation:
Standard form is just descending powers.
Highest power in the polynomial is 5,
Second highest is 2,
Third Highest is 1 (x^1 = 9x)
Lowest is x^0 (the 12 is actually 12*x^0 = 12*1)
:-)
Explain the limitations of the following expressions: (a) DS = C ln(T f /T i ), (b) DG = DH − TDS, and (c) DG= w max,non-exp .
(a) Limitations: Assumes reversible process, constant heat capacity.
(b) Limitations: Assumes constant T and P, and independent DH and DS with temperature.
(c) Limitation: Assumes non-expansion conditions, may not account for volume changes in real scenarios.
Monday at 10:10
When looking at this image, please answer all 3 parts (a,b,c).
Write down the letter of the symbols have Reflectional symmetry.
Write down the letter of the symbols have symmetry by Translation.
Write down the letter of the symbols have Rotational symmetry.
Answer:
see below
Step-by-step explanation:
1. letter of the symbols have Reflectional symmetry.
A, B, C, G, I, L
2. letter of the symbols have symmetry by Translation.
A, B, C, D, E, F, G, H, I, J, K, L
3. letter of the symbols have Rotational symmetry.
C, D, L
the silver party birthday package fun warehouse costs $225. the package includes activities
, drinks, pizza, and ice cream for a group of 13 children
Answer:
ujhb ;jenwpfeuw9oytr87w4i4398743203irjfgk
Step-by-step explanation:
frylgbrbbiyebvkhweylirgkhbngiwoerulkhbvlihrfkvbruilefjkvgbwiulrejkfmngvhb jrio;e;jfeir'spgvnjth'\w/to;jnjf';thgbv;trjkvnrtjkgvbv jrkfds,
mvpbinh54utgj['p4\iwujgi5ptjnrtgojltngibklrtjngirglihnir
Answer:
What is the answer Choices? message me and ill answer.
Step-by-step explanation:
the function that passes through the points (24, 28) and (8,8)
Answer:
\(y=1.25x-2\)
Step-by-step explanation:
The function I used was a linear function (\(y=mx+b\)). I found the slope and y-intercept by going to my calculator and doing these steps:
1. Turn on the calculator
2. Press the STAT button
3. Select Edit . . .
And the calculator will show an empty data table. If there are already numbers in the data table:
1. Click STAT again
2. Select ClrList
3. Press 2nd and number 1
4. Select the comma, it's above 7
5. Press 2nd and number 2
6. Hit enter
Finally, after entering the numbers into the data table in their according spots, you then:
1. Press STAT
2. Go to CALC and Select LinReg (ax+b)
3. And hit enter 5 times, and you'll get your answer
y = -2
m = 1.25
in a certain amount of time, a plane traveling at a constant $250$ miles per hour traveled $20,\!000$ feet. in this same amount of time, how many feet would a plane traveling at a constant $400$ miles per hour travel?
At a constant rate of 400 miles per hour travel, the plane would be travelling from 32000 feet above the land.
The speed of an object is the ratio of distance and time it takes for the object to travel that distance.
Mathematically,
S = D/T
where
S is velocity
D is the distance traveled or distance traveled
T is the time it takes to travel that distance
Velocity is considered a scalar quantity. A scalar size only has a size. It does not provide information about the direction of object movement.
If an object moves at a constant speed, it means that the object moves the same distance in the same time interval.
Acceleration of an object is the ratio of velocity and time. vector size. Vector quantities have both magnitude and direction.
Mathematics,
a = v/t
When an object is in motion, its acceleration is never zero.
When an object moves, it moves a constant distance over time. Therefore, body positions cannot be the same from the same coordinate system.
Given in the question:
First the plane was travelling at a constant rate of 250 miles per hour.
Initial height was 20000 feet
Now,
As the speed increases and travels at a constant rate of 400 miles per hour.
Now,
(400 /250 ) × 20000
= 1.6 × 20000
= 32000 feet
Thus, At a constant rate of 400 miles per hour travel, the plane would be travelling from 32000 feet above the land.
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5. The measure of the second angle of a triangle is 20 more than the measure of the first, and the measure of the third angle is 10 less than three times the first. What is the measure of each of the three angles of a triangle?
So first we have to find equation form angles.
Let :-first angle of triangle be xPart one :-Statement :- The measure of the second angle of a triangle is 20 more than the measure of the first.
Equation :-
second angle = 20 + x
{ Remember people get's confused when to multiply and when to add. when ever there "more than" then we will add and when there is ,"times" we will multiply}
Part 2 :-Statement :-
the third angle is 10 less than three times the first
Now just see first less means we have to subtract 10 from 3 times the first means 3 × first angle.
Equation :-
third angle = 3x - 10
Part 3 :-Now let's represent :-
First angle be ∠1Second angle be ∠2third angle be ∠3We know sum of angles of triangle is equal to 180°
So :-
∠ 1 + ∠ 2 + ∠ 3 = 180°x + 3x - 10 + 20 + x = 180°4x - 10 + 20 + x = 180°5x - 10 + 20 = 180°5x + 10 = 180°5x = 180° - 10°5x = 170x = 170/5x = 34°Measure of angles :-
∠1 = x∠ 1 = 34°∠2 = 20 + x∠2 = 20 + 34°∠2 = 54°∠3 = 3x - 10∠3 = 3 × 34 - 10∠3 = 102 - 10∠3 = 92°\(\bold{\huge{\underline{ Solution }}}\)
Given :-We have given in the question that, The measure of second angle is 20 more than the measure of first angle The measure of third angle is 10 less than three times the first. To Find :- We have to find the measure of all the three angles of triangle. Let's Begin :-Let the first angle be x
According to the question,
Second angle = x + 20[ 2nd angle is 20 more than the first angle ]
Third angle = 3x - 10[ 3rd angle is 10 less than thrice times the first angle ]
By using Angle sum property
It states that the sum of the angles of triangles are equal to 180°That is,
\(\sf{ x + ( x + 20) + ( 3x - 10) = 180{\degree}}\)
\(\sf{ x + x + 20 + 3x - 10 = 180{\degree}}\)
\(\sf{ 5x + 10 = 180{\degree}}\)
\(\sf{ 5x = 180 - 10}\)
\(\sf{ 5x = 170}\)
\(\sf{ x = }{\sf{\dfrac{ 170}{5}}}\)
\(\sf{ x = }{\sf{\cancel{\dfrac{ 170}{5}}}}\)
\(\bold{ x = 34{\degree}}\)
Thus,
The first angle is 34°The second angle \(\sf{ = 34 + 20}\)\(\bold{ = 54{\degree}}\)The third angle \(\sf{ = 3(34 ) - 10}\)\(\sf{ = 102 - 10}\)\(\bold{ = 92 {\degree}}\)Hence, The three angles of the given triangle are 34° , 54° and 92°
\(\bold{\huge{\underline{ Verification }}}\)
Here, we have
The first angle = 34°The second angle = 54°The third angle = 92°By using Angle sum property :-
\(\sf{ 34 + 54 + 92 = 180{\degree}}\)
\(\sf{ 88 + 92 = 180{\degree}}\)
\(\sf{ 180 = 180{\degree}}\)
\(\bold{ LHS = RHS }\)
Hence, Verified
What is the distance between the points
(-7,1) and (-7,-5) on the coordinate
plane?
The distance between the points (-7,1) and (-7,-5) on the coordinate plane is 6 units.
The distance formula is a useful tool in many areas of mathematics and science, such as geometry, physics, and engineering. It can be used to find the distance between two points in any number of dimensions, not just two dimensions as in the coordinate plane In addition, the distance formula can also be used to find the length of a line segment in the coordinate plane, which is just the distance between its endpoints. This can be useful in finding the shortest distance between two points, or in finding the length of a path that connects two points.
The distance formula is a mathematical equation used to find the distance between two points in the coordinate plane. It makes use of the Pythagorean theorem, which states that in a right triangle, the sum of the squares of the lengths of the two shorter sides is equal to the square of the length of the longest side (the hypotenuse).
In the coordinate plane, we can represent each point by its coordinates (x1, y1) and (x2, y2). The distance between the points is then given by the equation:
distance = sqrt((x2 - x1)^2 + (y2 - y1)^2)
where (x1, y1) and (x2, y2) are the coordinates of the two points.
For the points (-7,1) and (-7,-5), we can plug in the values into the equation:
distance = sqrt((-7-(-7))^2 + (-5-1)^2) = sqrt(0^2 + (-6)^2) = sqrt(36) = 6
So the distance between the points (-7,1) and (-7,-5) on the coordinate plane is 6 units.
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PLEASE HELP ME!!! I need the answer quick please if you can!
Answer:
angle 1 is 145°
Step-by-step explanation:
this is because à horizontal line is always 180° so you jus have to subtract 35 from 180
An urn containing 14 marbles of which 4 are blue and 10 are red, a marble is selected at random. What is the probability that a. The marble is blue b. The marble is red
On solving the provided question, we can say that Probability (marble in blue) = 4/14 and Probability (marble in red ) = 10/14
What is probability?Probability theory, a subfield of mathematics, gauges the likelihood of an occurrence or a claim being true. An event's probability is a number between 0 and 1, where approximately 0 indicates how unlikely the event is to occur and 1 indicates certainty. A probability is a numerical representation of the likelihood or likelihood that a particular event will occur. Alternative ways to express probabilities are as percentages from 0% to 100% or from 0 to 1. the percentage of occurrences in a complete set of equally likely possibilities that result in a certain occurrence compared to the total number of outcomes.
total marble = 14
total red = 4
total blue = 10
Probability (marble in blue) = 4/14
Probability (marble in red ) = 10/14
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I will give Branley
A rectangular flag is 80 centimeters by 92 centimeters. What are the dimensions of a scale drawing of the flag using the scale 1:4?
20 cm by 23 cm
320 cm by 360 cm
8 cm by 9.2 cm
1.15 cm by 4.35 cm
The dimensions for the scale drawing of the flag is 20 cm by 23 cm
What is scale?A scale is a set of levels or numbers which are used in a particular system of measuring things or are used when comparing things.
Given that, A rectangular flag is 80 centimeters by 92 centimeters. we need to find dimensions of a scale drawing of the flag using the scale 1:4,
Therefore,
80 / 92 = 20 / 23
Hence, the dimensions for the scale drawing of the flag is 20 cm by 23 cm
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Answer:
20cm by 23cm
Step-by-step explanation:
A right triangle has side lengths that are consecutive interest and a perimeter of 12 feet what are the angles of the triangle
Answer:
Step-by-step explanation:
The sides are consecutive integers and the perimeter is 12 ft.
3 ft, 4 ft, 5 ft
One angle is 90°, one angle is arcsin(3/5) ≅ 36.9°
the remaining angle is 90-36.9 = 53.1°
A retiree receives $8900 a year interest from $80,000 placed in
two bonds, one paying 6% interest and the other paying 16%
interest. How much is being invested at the higher interest
rate.
Let's assume the amount invested at the higher interest rate (16%) is x dollars.
The amount invested at the lower interest rate (6%) would then be ($80,000 - x) dollars, as the total investment is $80,000.
The interest earned from the investment at 16% is calculated as (x * 16%) = 0.16x dollars.
The interest earned from the investment at 6% is calculated as (($80,000 - x) * 6%) = 0.06(80,000 - x) dollars.
According to the given information, the retiree receives a total interest of $8,900 per year. So we can set up the equation:
0.16x + 0.06(80,000 - x) = 8,900
Now, let's solve the equation to find the value of x:
0.16x + 0.06(80,000 - x) = 8,900
0.16x + 4,800 - 0.06x = 8,900
0.1x + 4,800 = 8,900
0.1x = 8,900 - 4,800
0.1x = 4,100
x = 4,100 / 0.1
x = 41,000
Therefore, $41,000 is being invested at the higher interest rate (16%).
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14. A loan is made for \( \$ 4800 \) with an APR of \( 12 \% \) and payments made monthly for 24 months. What is the payment amount? What is the finance charge? (4 points). 15. Find the present value
The monthly payment amount is approximately $129.45.
To find the payment amount and finance charge for the loan, we can use the formula for calculating monthly loan payments and finance charges.
The formula to calculate the monthly loan payment amount is given by:
\[ P = \frac{{r \cdot PV}}{{1 - (1+r)^{-n}}} \]
where:
P = monthly payment amount
r = monthly interest rate (APR divided by 12 months and 100 to convert it to a decimal)
PV = present value or loan amount
n = total number of payments
Given:
Loan amount (PV) = $4800
APR = 12%
Monthly payments (n) = 24
To calculate the monthly interest rate (r), we divide the annual percentage rate (APR) by 12 and convert it to a decimal:
\[ r = \frac{{12\%}}{{12 \cdot 100}} = \frac{{0.12}}{{12}} = 0.01 \]
Substituting the values into the formula, we have:
\[ P = \frac{{0.01 \cdot 4800}}{{1 - (1+0.01)^{-24}}} \]
Calculating this equation will give us the monthly payment amount.
To calculate the finance charge, we can subtract the loan amount (PV) from the total amount paid over the loan term (P * n).
Let's calculate these values:
\[ P = \frac{{0.01 \cdot 4800}}{{1 - (1+0.01)^{-24}}} \]
\[ P = \frac{{48}}{{1 - (1+0.01)^{-24}}} \]
\[ P = \frac{{48}}{{1 - 0.62889499777}} \]
\[ P \approx \frac{{48}}{{0.37110500223}} \]
\[ P \approx 129.4532449 \]
To calculate the finance charge, we can subtract the loan amount (PV) from the total amount paid over the loan term:
Total amount paid = P * n
Total amount paid = $129.45 * 24
Total amount paid = $3106.80
Finance charge = Total amount paid - PV
Finance charge = $3106.80 - $4800
Finance charge = $-1693.20
The finance charge is approximately -$1693.20. The negative sign indicates that the borrower will be paying less than the loan amount over the loan term.
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Can someone please help me with my Imagine Math? My teacher assigned are class to do this even though we haven't learned about this yet.... I don't understand this at All!
QUESTION:
Drag each graph to show whether it is a function of x or not a function of x. If there is not enough information to tell, drag the graph into the box under “Not Enough Information.”
When you tell me the answers type it in this format:
this graph goes in "function" OR this graph goes in "Not a function" OR this graph goes in "Not enough information"
Answer:
first graph is not a function, second graph is a function, 3rd is not enough information, 4th is a function, 5th is not a function, 6th is a function
Step-by-step explanation:
Answer:
I got all of them right on Imagine Math!
Step-by-step explanation:
Hope this helps!
Solve eight and three fifths minus two and four ninths.
Answer:
6.15555555556
Step-by-step explanation:
the 5 is infinite in 6.15 such as 6.155555555 it does not stop
the california state university (csu) system consists of 23 campuses, from san diego state in the south to humboldt state near the oregon border. a csu administrator wishes to make an inference about the average distance between the hometowns of students and their campuses. describe and discuss several different sampling methods that might be employed. would this be an enumerative or an analytic study? explain your reasoning
There are several different sampling methods that could be employed for this study, including:
Simple random sampling: This method involves randomly selecting a certain number of students from each campus and measuring the distance between their hometowns and their campuses.
Stratified random sampling: This method involves dividing the student population at each campus into different strata (e.g. by major or year in school) and then randomly selecting a certain number of students from each stratum.
Cluster sampling: This method involves randomly selecting a certain number of campuses and then measuring the distance between the hometowns of all students at those campuses and their respective campuses.
Multi-stage sampling: This method involves using a combination of the above methods, such as first using cluster sampling to select a certain number of campuses and then using stratified random sampling to select a certain number of students from each campus.
This study would be an enumerative study because it seeks to measure the characteristics of a population, in this case, the average distance between the hometowns of students and their campuses, by counting and measuring them.
It is not an analytic study because it doesn't involve testing a hypothesis or making causal inferences.
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Solve for c law of sines
Answer:
c/sin(60°) = 14/sin(25°)
c = 14sin(60°)/sin(25°) = 28.7
You try to start your car, but it does not start. Which of these is a hypothesis? Group of answer choices my car is too old to function properly what is wrong with my car? my car batteries might be dead if I recharge the car battery then the car will start
Answer:
If I recharge the car battery, then the car will start.
Step-by-step explanation:
Hypothesis' are if and when statements
Write the quotient and remainder when we divide (x^3 -4x^2 + 2x + 5) by (x - 2)
Answer:
Step-by-step explanation:
Sorry I can't explain how it is done. It is very difficult to explain on paper.
Rewrite the following polynomial in standard form.
1−2x−5x^4 +8x^3
Deductive reasoning uses all of the following to draw logical conclusions except:
A.) Rules
B.) Laws
C.) Patterns
D.) Facts
Answer:
Patterns
Step-by-step explanation:
Deductive reasoning is used to prove conjectures to be true
Answer:
patterns
Step-by-step explanation:
Deductive reasoning is a simple form of arriving at a conclusion by joining two or more pieces of information. Deductive reasoning is used to prove conjectures to be true.
ere is the region of integration of the integral . rewrite the integral as an equivalent integral in the following orders. a. dy dz dx b. dy dx dz c. dx dy dz d. dx dz dy e. dz dx dy
The integral as an equivalent integral are as follows.
a) ∫_{-6}^{6} ∫_{0}^{36} ∫_{x²}^{36} (-y) dy dz dx
b) ∫_{0}^{36} ∫_{-6}^{6} ∫_{x²}^{36} (-y) dy dx dz
c) ∫_{0}^{36} ∫_{x²}^{36} ∫_{-6}^{6} (-y) dx dy dz
e) ∫_{x²}^{36} ∫_{-6}^{6} ∫_{0}^{36} (-y) dz dx dy
What is an integral ?
Mathematicians define an integral as either a number equal to the area under the graph of a function for a certain interval or as a new function whose derivative is the original function (indefinite integral).
We write the equivalent integrals for given integral,
we get:
a) ∫_{-6}^{6} ∫_{0}^{36} ∫_{x²}^{36} (-y) dy dz dx
b) ∫_{0}^{36} ∫_{-6}^{6} ∫_{x²}^{36} (-y) dy dx dz
c) ∫_{0}^{36} ∫_{x²}^{36} ∫_{-6}^{6} (-y) dx dy dz
e) ∫_{x²}^{36} ∫_{-6}^{6} ∫_{0}^{36} (-y) dz dx dy
We changed places of integration, and changed boundaries for certain integrals.
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question:
Here is the region of integration of the integral Integral from negative 6 to 6 Integral from x squared to 36 Integral from 0 to 36 minus y dz dy dx. Rewrite the integral as an equivalent integral in the following orders. a. dy dz dx by. dy dx dz c. dx dy dz d. dx dz dy e. dz dx dy
A group of 12 students goes on a school field trip, 6 are in third grade. which fraction is equivalent to 6 12
The fraction which is equivalent to 6/12 is 1/2
What does a fraction mean?
In the first place, fraction is a numerical quantity or relationship where one number is expressed in terms of another.
In order to determine the equivalence of 6/12 in fraction , we need reduce 6/12 to the lowest term, since 6 is common to 6 and 12 and that 6 divided by gives 1 and 12/6 gives 2, which means that we are left 1/2
The correct fraction which is equivalent to 6/12 is 1/2
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Full question:
A group of 12 students goes on a school field trip, 6 are in third grade. which fraction is equivalent to 6/12?
(A) 1/3
(B)1/4
(C) 1/6
(D) 1/2
a sample survey interviews an srs of 209 college women. suppose that 69% of all college women have been on a diet within the last 12 months. what is the probability that 72% or more of the women in the sample have been on a diet? report your answer using 4 decimal places.
The probability that 72% or more of the women in the sample have been on a diet is, 0.1736.
What is probability?
Probability is a way to gauge how likely something is to happen. Many things are difficult to forecast with absolute confidence. Using it, we can only make predictions about the likelihood of an event happening, or how likely it is.
As given a sample survey interviews an SRS of 209 college women. suppose that 69% of all college women have been on a diet within the last 12 months.
p = 0.69
1 - p = 0.31
n = 209
μp = p = 0.69
σp = √(p(1-p))/n = √(0.69*0.31)/209 = 0.03199
= 1 - p(p < 0.72)
= 1 - p((p - μp) / σp < (0.72 - 0.69) / 0.03199)
= 1 - p(z < 0.94)
= 1 - 0.8264
= 0.1736
Hence, the probability is 0.1736.
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Which statement is true regarding the graphed functions?
The rain gauge shows 3 centimeters of rainwater.
Which of the equations below gives the height, h, if it rains at a rate of 0.25 centimeters per hour after t hours? Hint: the h is the "y" and the t is replacing "x"
A. h=0.25t+3h is equal to 0 point 2 5 t plus 3
B. h=3t+0.25h is equal to 3 t plus 0 point 2 5
C. t=0.25h+3t is equal to 0 point 2 5 h plus 3
D. t=3h+0.25
Answer:
h=0.25t+3
Step-by-step explanation:
y=mx+b
y=0.25x+3
replace y with h and x with t
h=0.25t+3