Answer:
You probably should have gave them 2/3 of what they did. I wouldn't call you a scammer, but it was not fair.
How are the properties of exponents used when dividing a polynomial by a monomial?
Answer:
a couple different obes
Step-by-step explanation:
there are five
FIND THE PERIMETER AND AREA
Answer:
P= 22xy+3x2
A= 30x3y
Step-by-step explanation:
Im pretty sure I hope this works!!!! ;)
classifying polynomials by degree and number of terms
Answer:
Step-by-step explanation:
Polynomials are mathematical expressions that consist of variables raised to a power and combined with coefficients. The degree of a polynomial is the highest power of the variable in the expression. The number of terms in a polynomial is the number of separate terms that are added together to form the polynomial.
Here are some common examples of polynomials classified by degree and number of terms:
Degree 1, one term: a linear polynomial, such as 3x + 4
Degree 2, one term: a constant polynomial, such as 25
Degree 2, two terms: a quadratic polynomial, such as 3x^2 + 4x + 5
Degree 3, three terms: a cubic polynomial, such as 2x^3 + x^2 + 4x + 7
Degree 4, four terms: a quartic polynomial, such as x^4 + 3x^3 + 4x^2 + 2x + 6
Note that a polynomial with only one term is always a constant polynomial, regardless of its degree
Y= 4x+3 make x the subject
Answer:
x = (y-3)/4Step-by-step explanation:
Y= 4x+3 make x the subject
4x = y - 3
x = (y-3)/4
The variables x and y vary directly. Use the given values to write an equation that relates x and y.x = 18y = 6a. y = two-thirds x b. y = one-half x c. y = one-third x d. y = two-thirds x squared
The equation representing the relation of x and y for the given values and condition is given by option c. y = one-third x .
x and y vary directly,
This implies,
y ∝x
⇒y = kx
where k is the constant of proportionality.
Using the given values x = 18 and y = 6a, we can solve for k,
⇒6a = k(18)
⇒k = 6a/18
⇒k = a/3
Substituting this value of k into the equation y = kx, we get,
⇒y = (a/3)x
We can simplify this equation as,
⇒y = (1/3)ax
Let us consider the value of a = 1.
Therefore, the equation that relates x and y when x and y vary directly for the values x = 18, y = 6a is option c. y = (1/3)x.
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Can someone help with this fast!?!
Solve the equation 2(4x - 1) = -10(x - 3) + 4. Show each step in the solving process separately, please. Also in order what would this be in like properties wise? Been trying to get better at this I just need a little help so I can get better.
Answer:
x=2
Step-by-step explanation:
2(4x - 1) = -10(x - 3) + 4
First, we distribute the 2 on the left side and -10 on the right side using the distributive property of equality:
8x - 2 = -10x + 30 + 4
Next, we combine like terms on the right side:
8x - 2 = -10x + 34
We add 10x to both sides using the addition property of equality:
8x - 2 + 10x = -10x + 34 + 10x
Simplifying:
18x - 2 = 34
We add 2 to both sides:
18x - 2 + 2 = 34 + 2
Simplifying:
18x = 36
Finally, we divide both sides by 18:
18x / 18 = 36 / 18
Simplifying:
x = 2
In each step, we used a different property of equality:
Distributive property of equalityCombining like termsAddition property of equalitySimplifyingAddition property of equalitySimplifyingDivision property of equalityPlease hit brainliest if this helped! Comment if you have a question.
Please help me i am struggling only do the left side
Answer:
1. Y = -1/4x + 1
3. Y = 2/5x + 1
5. Y = 4/5x + 5
7. Y = -x + 5
9. Y = -5/2x - 16
Step-by-step explanation:
Find the slope using the formula
Use the slope and one of the points to find the y-intercept
Once you know the value for m and the value for b, you can plug these into the slope-intercept form of a line (y = mx + b) to get the equation for the line.
Find the measure of angle A
Answer:
24 minus 12 plus 6
Step-by-step explanation:
minus 12
Answer:
43 Degrees
Step-by-step explanation:
(3x + 16) + (6x + 1) + (82) = 180 Degrees
180 - 82 = 98 Degrees
(3x + 16) + (6x + 1) = 9x + 17
9x + 17 = 98
98 - 17 = 81
81 / 9 = 9
x = 9
6(9) + 1 = 55 Degrees
3(9) + 16 = 43 Degrees
55 + 43 + 82 = 180 Degrees
IM BEGGING PLZ! I’ll mark brainliest! Plz!
Answer:
Step-by-step explanation:
SOHCAHTOA
Sine is opposite over hypotenuse
Cosine is adjacent over hypotenuse
Tangent is opposite over adjacent
In this context, opposite means the side opposite of the angle. Adjacent means the side that is touching the angle. And the hypotenuse is the longest side, which is usually visually obvious.
3.) tan(25) = x/31
Use a calculator for tan(25), then multiply both sides by 31 to get your x value.
x = 14.5
4.) cos(48) = 17/x
Use a calc to do 17/cos(48) to get the x value
x = 25.4
5.) sin(theta) = 17/18
Divide 17/18, then take the inverse sine of both sides with a calculator to get the theta value
theta = 70.8 degrees
6.) tan(theta) = 31/42
Divide 31/42, then take the inverse tangent of both sides with a calc.
theta = 36.4 degrees
7.) Your best bet is to draw a picture. For my case, Im going to imagine it. The angle is 35 degrees and the hypotenuse is 300 feet. The question is asking for the opposite of the angle. This calls for sine.
sin(35) = x/300
x = 172.1 feet
Find the volume of the sphere:
A. 452.4 cubic meters
B. 904.8 cubic meters
C. 150.8 cubic meters
D. 36 cubic meters
Work Shown:
r = 6 = radius
V = volume of a sphere of radius r
V = (4/3)*pi*r^3
V = (4/3)*pi*6^3
V = 904.77868423386
V = 904.8
I used my calculator's stored version of pi (instead of something like pi = 3.14)
The units "cubic meters" can be abbreviated to m^3 or \(m^3\)
The volume of the given sphere is 904.8 cubic meters. Thus, option B is the answer.
The volume of a sphere can be calculated using the formula:
V = \(4/3 * \pi * r^3\),
Where V is the volume and r is the radius of the sphere.
\(\pi\) = 3.14
The radius of the sphere (r) = 6m
Plugging in the given radius of 6m into the formula, we get:
V = (4/3) * \(\pi\) * (6^3)
V = 1.333 * \(\pi\) * 216
V = 1.333 * 3.14 * 216
V = 4.1866 * 216
V = 904.8 cubic meters
Therefore, when the radius of the sphere is 6m, the volume of the sphere is 904.8 cubic meters.
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devin is making a candle by pouring melted wax into a mold in the shape of a square pyramid. Each side of the base of the pyramid is 30 mm and the height of the pyramid is 18mm. to get the wax for the candle, devin melts blocks of wax that are each 8 mm by 6mm by 5mm. how many of the wax cubes will devin need in order to make the candle? show all formulas and calculations
Answer:
(1/3)(9*9*10)=270cm^3 pyramid volume
270/(4*4*4)=4.22cubes
round
5 wax cubes
Solve the equation.
-9x + 1 = -x + 17
O x=-8
O x= -2
O x= 2
O x = 8
was da answer people?
Answer:
39 homes
Step-by-step explanation:
The fraction of people having computers is
13/20
Multiply by the number of homes
13/20 * 60
13 * 60/20
13*3
39
39 homes
Answer:
39 Computers
Step-by-step explanation:
i never really understood how everyone does these types of question so i just do them my own way:
60/20 = 3
13*3 = 39
ʕ•ᴥ•ʔ (dats a bear)
I am a quadrilateral with exactly one pair of opposite sides always parallel. Who am I?
(square, rhombus, rectangle, parallelogram, kite, isosceles trapezoid, trapezoid)
A quadrilateral with exactly one pair of opposite sides always parallel is an isosceles trapezoid. An isosceles trapezoid is a quadrilateral with exactly one pair of opposite sides parallel, which distinguishes it from other quadrilaterals like squares, rhombuses, rectangles, parallelograms, and kites.
1. Square: A square has all sides equal in length and all angles measuring 90 degrees. It has two pairs of parallel sides.
2. Rhombus: A rhombus has all sides equal in length and two pairs of parallel sides.
3. Rectangle: A rectangle has two pairs of parallel sides and all angles measuring 90 degrees.
4. Parallelogram: A parallelogram has two pairs of parallel sides, but not necessarily right angles.
5. Kite: A kite has two pairs of adjacent sides equal in length, but not parallel.
6. Trapezoid: A trapezoid has only one pair of parallel sides, but its non-parallel sides are not necessarily equal in length.The isosceles trapezoid stands out because it has one pair of parallel sides, and its non-parallel sides are equal in length.
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construct a rectangle so that the diagonal is 6 cm and angle between them is 30 degree
Answer:
Let the length of the rectangle be x and the width of the rectangle be y.
Then, we can use the Pythagorean Theorem to find the value of x and y:
x2 + y2 = 62
x2 + y2 = 36
We can use trigonometry to find the value of x and y:
x = 6 sin 30°
y = 6 cos 30°
Therefore, the length of the rectangle is 6 sin 30° cm and the width of the rectangle is 6 cos 30° cm.
Step-by-step explanation:
First of all
You should draw a straight line which is AC=6cm
Then you should take the centre of the line and draw
30 degree in centre. Then you should draw straight line from
30 degree to bisect center point. Then take 3 cm in compass
and join their point.
Consider parallelogram ABCD below. Point E is the intersection of diagonals AC and BD.
Progress: 0/2
Part 1 of 2
4(-2,2)
D(-2,-10)
(a) Find the area of AABE.
cm
2
B (8.2)
C(8.-10)
Can any one answer all these :>
Answer:
8) 2.5
9) 6
10) 1
11) 1.8
12) 1.428571
13) .085714
14) .008333
Step-by-step explanation:
why is water a necessary element for our bodies to function properly? summarize what can happen if a person becomes dehydrated.
Aid in the elimination of metabolic byproducts, excess electrolytes (for example, salt and potassium), and urea, a waste product generated during the digestion of ingested protein. Sweating helps to regulate body temperature.
Why is water a necessary element for our bodies to function properly?Maintain a regular body temperature. Joints should be lubricated and cushioned. Safeguard your spinal cord and other delicate structures. Wastes can be eliminated by urine, sweat, and bowel motions. Dehydration can also cause a decrease in strength and stamina. It is the most common cause of heat exhaustion. At this point, you should be able to reverse dehydration by consuming extra fluids. Chronic dehydration might impair your kidney function and raise your risk of kidney stones. Water also helps with normal bowel function, muscular performance, and clean, young skin. Failure to drink enough water, on the other hand, can result in dehydration and negative symptoms such as weariness, headache, reduced immunity, and dry skin.
Here,
Assist in the elimination of metabolic byproducts, excess electrolytes (for example, salt and potassium), and urea, a waste product generated during the digestion of ingested protein. Sweating regulates body temperature.
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Please help with this will give BRAINLIST to best answer :)
Answer: 32a^5b^5
Step-by-step explanation: first make Everything to the 5th power next calculate 2 to the fifth power (2^5) which is 2x2x2x2x2=32 but leave the unjnown variables alone and get 32a^5b^5
A cell phone carrier charges a monthly fee of $20 and also charges customers $0.05 per text message. The function C(t)+0.05t+20 represents the cost of C, per month based on t text messages in a month.
Which best describes the domain of the function?
All real numbers
All real numbers that are multiples of 0.05
All whole numbers
All whole numbers for 0 to 20
Answer:500
Step-by-step explanation:
A group contains n men and n women. how many ways are there to arrange these people in a row if the men and women alternate?
A group contains n men and n women. 2n! number of ways are there to arrange these people in a row if the men and women alternate. Arrangement is known as permutation.
A permutation of a set in mathematics is, broadly speaking, the rearrangement of its elements if the set already has an ordered structure into a sequence or linear order. The act or procedure of altering the linear order of an ordered set is referred to as a "permutation."
When the order of the arrangements counts, a permutation is a mathematical technique that establishes the total number of alternative arrangements in a collection. Choosing only a few items from a collection of options in a specific sequence is a common task in arithmetic problems.
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Miss Hoy can bake two dozen cookies every four hours. Mrs. Jardine can bake one dozen cookies every one hour. Assuming Mrs. gets a 3 dozen Head start, when does Mrs. Jardine bake more cookies compared to Mrs. Hoy? Assume X represents hours and why represents dozens of cookies baked in an hour.
The time it takes for Mrs. Jardine to bake more cookies compared to Mrs. How is of 6 hours.
How to define the linear functions?The linear functions in this problem are defined in the slope-intercept format, as follows:
y = mx + b.
In which:
m is the slope, representing the hourly rate for each person.b is the intercept, representing the initial amount of cookies baked for each person.Miss Hoy can bake two dozen cookies every four hours. Mrs. Jardine can bake one dozen cookies every one hour, then the slopes are given as follows:
Hoy: 24/4 = 6.Jardine: 12.Assuming Mrs. Hoy gets a 36 cookie head start, the functions are given as follows:
How: y = 6x + 36.Jardine: y = 12x.Mrs. Jardine will have baked more cookies when:
12x > 6x + 36
6x > 36
x > 36/6
x > 6 hours.
Hence after 6 hours.
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f
is inversely proportional to
√
g
.
When
f
=
12
,
g
=
64
Work out
f
when
g
=
16
The value of 'f' when 'g' is 16 is 24.
How to calculate the value
If 'f' is inversely proportional to square root of 'g', it can be expressed thus;
f \(\alpha\) \(\frac{1}{\sqrt{g} }\)
Then
f * \(\sqrt{g}\) = constant
f₁*\(\sqrt{g}\) ₁ = f₂ * \(\sqrt{g}\)₂
If f₁ = 12 , \(\sqrt{g}\)₁ = \(\sqrt{64}\) = 8,
f₂ = ?, \(\sqrt{g}\)₂= \(\sqrt{16}\) = 4
Substitute into formula
12 * 8 = f₂ * 4
Make 'f₂' subject
f₂ = 96 ÷ 4
f₂ = 24
Therefore, the value of 'f' when 'g' is 16 is 24.
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NEED HELP!! Quadratic Equations and functions question.
Answer:
B and D are correct
Step-by-step explanation:
Hello,
to find the zeroes we need to solve y = 0
so D is correct
and we can write
\(-5(x-4)^2+10=0\\<=>5(x-4)^2=10\\<=> (x-4)^2=10/5=2\\<=> x-4=\sqrt{2} \ or \ x-4=-\sqrt{2}\\<=> x=4+\sqrt{2} \ \ or \ \ x=4-\sqrt{2}\)
so B is correct
hope this helps
B and D are the correct answers, I just took the test! <3
1. approximately 10% of adults in the united states are left handed. out of a random sample of 500 adults, what is the probability that 8% or fewer will be left handed?
The probability that 8% or fewer of a random sample of 500 adults will be left-handed is approximately 0.246.
The probability that 8% or fewer of a sample of 500 adults will be left handed can be calculated using the binomial distribution. The binomial distribution models the probability of a certain number of successes in a fixed number of Bernoulli trials, where the probability of success remains constant.
In this case, the number of Bernoulli trials is 500 (the sample size), the probability of success is 10% (the percentage of left-handed adults in the population), and the number of successes is the number of left-handed adults in the sample (which we are trying to calculate the probability of).
We can use the binomial cumulative distribution function (CDF) to calculate the probability of 8% or fewer successes (left-handed adults in the sample). This is given by:
P(X <= 40) = binomial_cdf(500, 0.1, 40)
Where X is the number of left-handed adults in the sample.
Plugging in the values, we get:
P(X <= 40) = binomial_cdf(500, 0.1, 40) = 0.246
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Yellow Cab Taxi charges a $1.75 flat rate in addition to $0.65 per mile. Katie has no more than $10 to spend on a ride. inequality
Answer:
Step-by-step explanation:
0.65x + 1.75 ≤ 10
0.65x ≤ 10 - 1.75
0.65x ≤ 8.25
x ≤ 8.25/0.65
x ≤ 12.692308
Some of the accuracy formulas we’ve discussed make a distinction between training or vs.
testing data.
a. Why do we calculate each value separately?
b. How does evaluating a model using testing data relate to the performance "in the wild"
(how the model might perform with newly collected samples)?
The accuracy formulas we’ve discussed make a distinction between training the diversity and complexity of real-world data, it provides valuable insights into how the model might behave with new samples.
a. The reason we calculate accuracy values separately for training and testing data is to assess the performance of a model in different scenarios.
- Training data accuracy: This measures how well the model fits the training data it was trained on. It indicates how effectively the model has learned the patterns and relationships present in the training data.
The training data accuracy is used to monitor the model's progress during training and check for overfitting, where the model becomes too specialized to the training data and performs poorly on unseen data.
- Testing data accuracy: This evaluates how well the model generalizes to unseen data. The testing data accuracy provides an estimate of how the model would perform on new, unseen samples.
It helps us assess the model's ability to capture the underlying patterns in the data rather than memorizing specific examples. By evaluating the model on testing data, we can estimate its performance in real-world scenarios and make informed decisions about its deployment.
b. Evaluating a model using testing data provides an estimation of how the model might perform with newly collected samples or "in the wild." Here's how it relates to the model's performance in real-world scenarios:
- Generalization: Testing data accuracy measures the model's ability to generalize to unseen samples. If the model performs well on testing data, it suggests that it has learned the underlying patterns and can make accurate predictions on new, unseen samples.
This indicates a higher likelihood of good performance in real-world situations.
- Overfitting detection: Testing data accuracy helps us identify overfitting, which occurs when the model fits the training data too closely but fails to generalize to new data.
If the model exhibits a significant drop in accuracy on testing data compared to training data, it suggests overfitting. This discrepancy alerts us to potential issues with the model's generalization capabilities and prompts us to refine or modify the model accordingly.
- Performance estimation: By evaluating a model on testing data, we obtain an estimate of its performance in real-world scenarios. While testing data cannot fully replicate
This information helps us assess the model's reliability, make adjustments if necessary, and make informed decisions about its deployment or use in practical applications.
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Find the base of a triangle with
height 4cm and area 24cm²
Answer:
Area = 1/2 *base * height
24 = 1/2 * b* 4
24 = 2b
b= 12cm
Find the antiderivative F(x) of the function f(x) (Use C for the constant of the antiderivative:) f(x) = 2 csc(x) cot(*) sec(x) tan(x) F(x)
the antiderivative of the function f(x) = 2 csc(x) cot(x) sec(x) tan(x) is F(x) = 2x + C.
To find the antiderivative F(x) of the function f(x) = 2 csc(x) cot(x) sec(x) tan(x), we can simplify the expression and integrate each term individually.
We know that csc(x) = 1/sin(x), cot(x) = 1/tan(x), sec(x) = 1/cos(x), and tan(x) = sin(x)/cos(x).
Substituting these values into the expression:
f(x) = 2 * (1/sin(x)) * (1/tan(x)) * (1/cos(x)) * (sin(x)/cos(x))
= 2 * (1/sin(x)) * (1/(sin(x)/cos(x))) * (sin(x)/cos(x)) * (sin(x)/cos(x))
= 2 * (1/sin(x)) * (cos(x)/sin(x)) * (sin(x)/cos(x)) * (sin(x)/cos(x))
= 2 * 1
= 2
The antiderivative of a constant function is simply the constant multiplied by x. Therefore:
F(x) = 2x + C
where C represents the constant of the antiderivative.
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In your own words, describe the difference between a dilation and a stretch. *