THIS IS MY 10TH TIME POSTING THIS SOMEONE HELPPPPP ME ASAPP PLSSSSS I WOULD GIVE YOU BRAINIEST PLSSSS HELPP QUICK What is the slope-intercept equation of the line below?
y-intercept= (0, 3)
slope =-5/4

Answer:

2:5 is less than 7:15

Step-by-step explanation:

7:15 = 7/15 = .47 = .5

the other given ratios are,

9:15 = 3:5 = 3/5 = .6

2:5 = 2/5 = .4

3:5 =3/5 = .6

24:45 = 8:15 = 8/15 = .5

thus, the ratio which is less than 7:15 is 2:5

Answer:

C≈69.12

Step-by-step explanation:

C=2πr=2·π·11≈69.11504

Based on the given statement, the correct answer would be:

option A. The statement makes sense. Sally listens to music when she is depressed. If she is listening to music, then Sally must be depressed.

The given statement is discussing a potential relationship between Sally's emotional state of being depressed and her behavior of listening to music. The question asks whether the statement makes sense, is clearly true, or does not make sense, and provides four options to choose from.

Option A states that the statement makes sense and suggests that if Sally is listening to music, then she must be depressed. This option is reasonable because the statement establishes a connection between Sally's depression and her behavior of listening to music. It implies that listening to music is a coping mechanism or an activity she engages in when she experiences depressive feelings.

Therefore, if someone observes Sally listening to music, it can be inferred that she might be in a depressed state at that moment.

On the other hand, options B and C can be eliminated because they make extreme and unsupported claims. Option B suggests that Sally only listens to music when she is depressed, which is not explicitly stated in the given statement. Option C states that if Sally is listening to music, then she must not be depressed, which contradicts the initial connection established between depression and listening to music in the statement.

Option D highlights the incomplete nature of the statement but does not render it entirely senseless. It acknowledges that the statement mentions Sally's behavior of listening to music when she is depressed but does not provide information about other potential reasons she might listen to music.

In summary, option A is the most appropriate choice as it aligns with the established correlation between Sally's depression and her listening to music, while considering the possibility of other reasons for her music listening behavior.

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Answer:

We have that the sum of two numbers  is 9

this can be written as:

x + y  = 9

where x is the larger number.

Now we want to write:

"the difference between one more than the larger number and twice the smaller number"

First, remember that the difference between A and B is:

A - B

Then "the difference between one more than the larger number and twice the smaller number"

is:

"one more than the larger number" = ( x + 1)

"twice the smaller number" = 2*y

the difference between these is:

(x + 1) - 2*y

Now we can simplify:

We know that:

x + y = 9

then:

y = 9 - x

replacing that in the equation:

(x + 1) - 2*y

we would get:

x + 1 - 2*(9 - x)

x + 1  -18 + 2x

(x + 2x) + (1 - 18)

3x - 17

This means that we can write:

"the difference between one more than the larger number and twice the smaller number"

as: 3x - 17

Answer:

She has 5 candles left.

Step-by-step explanation:

Total of candy Sarah has = 25candies

If Sarah gave 2/5 of the candies to her sister, the total amount she gave her sister will be 2/5 of 25

2/5 of 25 = 10

The remaining candy left will be 25-10 which is 15.

If she gave 2/3 of the amount left to her friend, the amount she gave her friend will be 2/3×15 = 10candies.

On solving the provided question, we can say that the equation that can be used to find the lengths of the congruent sides of an isosceles triangle, given the base and the perimeter, is: 2x + 12 = P

Since a triangle has three sides and three vertices, it is a polygon. It is a fundamental geometric form. Triangle ABC is the moniker given to a triangle that has vertices A, B, and C. When the three points are not collinear, a singular plane and triangle are found in Euclidean geometry. A triangle is a polygon if it has three sides and three corners. The points where the three sides meet are known as the triangle's corners. The product of three triangle angles is 180 degrees.

Let's call the length of each congruent side of the isosceles triangle "x".

Since the triangle has two congruent sides and a base, we know that the perimeter, P, is given by:

\(P = x + x + 12\\P = 2x + 12\\2x + 12 = 60\\2x = 48\\x = 24\)

Therefore, the lengths of the two congruent sides of the isosceles triangle are both 24 feet.

To summarize, the equation that can be used to find the lengths of the congruent sides of an isosceles triangle, given the base and the perimeter, is:

2x + 12 = P

where P is the perimeter and x is the length of each congruent side.

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Answer:

1,972

Step-by-step explanation:

Don't know but I had this same image on my test and I got it right.

It will probably only work if its multiple choice cause you said shaded area and mine just says the area so.

Answer:

m=f+Frt

M=f(1+rt)

M\1+rt=F

The algebraic expression to represent the amount Devon paid for additional mileage only is 0.35m-3.50

How do we represent the number of miles beyond 100 miles?

The number of miles for Devon that is beyond 100 miles which only costs $54 is determined as m-100, in other words, m minus the the initial 100 miles, gives those miles that result from going beyond the normal miles of 100

extra miles=m-100

Then, we would need to incorporate the additional hourly charge for miles beyond 100 miles, which is $0.35, bearing that the total cost of additional mileage is the charge per additional mileage multiplied by additional miles covered.

algebraic expression to represent the amount Devon paid for additional mileage only=0.35*(m-10)

algebraic expression=0.35m-3.50

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I'll do the left side.

1:

\(-6=\frac{n}{3} -8 \\2 = \frac{n}{3} \\n = 6\)

Inverses are your friends, for example to get \(n - 3 = 0\) where n is on one side, do the inverse of subtraction ( addition) so you get \(n - 3 + 3 = 3 \\\\n = 3\)

\(-7 = \frac{n}{4} - 3 \\-4 = \frac{n}{4}\\n = -16\)

\(-13 = 5y + 7 \\-6 = 5y \\\)

On "y" there is a coefficient of 5, aka \(5*y\),  the inverse of multiplication is division

\(\frac{-6}{5} = y\)

\(-6 + \frac{x}{2} = -3\\ \frac{x}{2} = 3 \\x = 6\)

You finish the rest, but you gotta remember this, isolate the variable (x, y, z, whatever) by doing inverses

inverses

addition - subtraction

multiplication - division

Everything in math builds on this!!!

The correct statements in the simple classical linear regression model (CLRM) with one variable and an intercept (Y = β1 + β2X + U) are:

1. If we know that β2 < 0, then also β1 < 0.

2. The OLS estimators of the regression coefficients are unbiased.

Let's analyze each statement:

1. If we know that β2 < 0, then also β1 < 0.

  This statement is correct. In the simple CLRM, β1 represents the intercept, and β2 represents the slope coefficient. If the slope coefficient (β2) is negative, it implies that there is a negative relationship between X and Y. Consequently, the intercept (β1) needs to be negative to account for the starting point of the regression line.

2. The OLS estimators of the regression coefficients are unbiased.

  This statement is correct. In the ordinary least squares (OLS) estimation method used in the simple CLRM, the estimators of β1 and β2 are unbiased. This means that, on average, the OLS estimators will be equal to the true population values of the coefficients. The unbiasedness property is a desirable characteristic of the OLS estimators.

The other two statements are incorrect:

3. The sample correlation of X and U^ is always zero.

  This statement is not necessarily true. The error term (U) in the simple CLRM represents the part of the dependent variable (Y) that is not explained by the independent variable (X). The sample correlation between X and the estimated error term (U^) can be different from zero if there is a relationship between X and the unexplained variation in Y.

4. The estimator of β2 is efficient because it has lower variance.

  This statement is incorrect. The efficiency of an estimator refers to its ability to achieve the lowest possible variance among all unbiased estimators. In the simple CLRM, the OLS estimator of β2 is indeed unbiased, but it is not necessarily efficient. Other estimation methods or assumptions may yield more efficient estimators depending on the characteristics of the data and the model.

To summarize, the correct statements are:

- If we know that β2 < 0, then also β1 < 0.

- The OLS estimators of the regression coefficients are unbiased.

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Answer:

$40.39x

Step-by-step explanation:

hope this helpss!!!

-0.477  is the value of log 1 by 3 .

A logarithm is defined simply?

The logarithm represents the power to which a number must be raised to obtain another number (see Section 3 of this Math Review for more about exponents).

For instance, since ten raised to the power of two equals 100, the base ten logarithm of 100 is 2: log 100 = 2.

log (1/3)

= log1 - log3

= 0 - 0.477

 = -0.477

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9514 1404 393

Answer:

  20x -6y

Step-by-step explanation:

Parentheses can be eliminated and like terms combined.

  10x +y +10x -7y

  = x(10 +10) +y(1 -7)

  = 20x -6y

Answer:

Graph C

Step-by-step explanation:

Since p is less than negative 2, it would be going to the left.

The dot also is hollow because -2 is not included.

Answer:

x=the circumference of absolute end triangularitizeationing particle matter

Answer:

Answer is y=6 (option C).

Step-by-step explanation:

|10 - 5y| = 20

First equation is just as written for first solution:

10 - 5y = 20

Subtract 10 from both sides to eliminate the 10.

-5y = 10

divide both sides by -5 to eliminate the -5 and isolate the y.

y = -2

Distribute negative sign through equation for a second solution.

|10 - 5y| = 20

-(10 - 5y) = 20

-10 + 5y = 20

Add 10 to both sides to eliminate the 10.

5y = 30

divide both sides by 5 to eliminate the 5 and isolate the y.

y = 6

y = 6 is the only answer listed in the 4 options.

Answer:

17%

Step-by-step explanation:

Let us say there are 200 people on the JV swim team. That would mean that 110 people do not wear glasses.

Of these 110 people, 30% are in 10th grade. Therefore, 33 people are in 10th grade and do not wear glasses.

This is 33 people ÷ 200 total = 16.5% ≈ 17%

Therefore, there is a 17% probability that a randomly chosen member of the jv swim team does not wear glasses and is in the 10th grade

[NOTE] You could also just do 55% × 30% = .55 × .30 = .165 ≈ .17 ⇒ 17%

Answer:

S = 60

Step-by-step explanation:

Order of Operations: BPEMDAS

Step 1: Write out equation

S + 3(2 + x) = -36

Step 2: Define variables

x = 6

Step 3: Plug in variables

S + 3(2 + 6) = -36

Step 4: Parenthesis

S + 3(8) = -36

Step 5: Multiply

S + 24 = -36

Step 6: Subtract 24 on both sides

S = 60

The final answer is the sum of the number of possibilities for each case:

Total possibilities = Sum[(10 * 9 * (36)^n) * (nC4) * (36)^(n-4) * (36C3) * (nC3) * (36)^(n-3)] for all valid values of n.

To find the number of valid strings that satisfy the given properties, we can break down the problem into several cases and count the possibilities for each case.

Case 1: The first and last symbols are distinct digits.

There are 10 choices for the first digit (0-9) and 9 choices for the last digit (since it cannot be the same as the first digit). The middle characters can be any combination of letters and digits. Since there are no restrictions on the middle characters, we have a total of (36)^n possibilities, where n is the number of middle characters.

Case 2: Precisely four symbols in the string are the letter 'a'.

There are (nC4) ways to choose the positions of the four 'a' characters in the string, where n is the number of total characters in the string. For each arrangement of 'a's, the remaining characters can be any combination of letters and digits, which gives us (36)^(n-4) possibilities.

Case 3: Precisely three characters are elements of the set, and these characters are all distinct.

There are (36C3) ways to choose three distinct characters from the set of 36 (26 lowercase letters + 10 decimal digits). Once the three characters are chosen, they can be arranged in (nC3) positions in the string, where n is the total number of characters. The remaining characters can be any combination of letters and digits, which gives us (36)^(n-3) possibilities.

To find the total number of valid strings, we need to consider all possible combinations of these cases. Therefore, the final answer is the sum of the number of possibilities for each case:

Total possibilities = Sum[(10 * 9 * (36)^n) * (nC4) * (36)^(n-4) * (36C3) * (nC3) * (36)^(n-3)] for all valid values of n.

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Answer: \(126^{\circ}\)

Step-by-step explanation:

If we draw RP and PS, then in the quadrilateral formed, we know that \(\angle PRQ=\angle PSQ=90^{\circ}\), and since angles in a quadrilateral add to 360 degrees, this means \(\angle SPR=126^{\circ}\).

Thus, arc RS also measures 126 degrees

1. AABBCCDD: The probability of this happening is \(1/16\), since each parent would need to contribute a dominant allele for each gene.

2. AABBCcDD:  This genotype can be produced in two ways:

a) If both parents are homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D.

The probability of this happening is  = 1/128.

b) If one parent is homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A and B, homozygous dominant for C, and heterozygous for D.

3. The probability of this happening is 1/32.

AaBbCcDd : The probability of this happening is  1/256.

4. aaBBCcDD - This genotype can be produced in two ways:

a) If both parents are homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D. The probability of this happening is  1/128.

b) If one parent is homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A, homozygous dominant for B, homozygous dominant for C, and heterozygous for D.

The probability of this happening is  1/32.

To solve this problem, we need to use the principles of probability and Punnett squares.

For a tetrahybrid cross, we need to consider the four genes independently and combine the probabilities of each gene's alleles.

Assuming that A, B, C, and D are dominant alleles, and a, b, c, and d are recessive alleles, we can create a Punnett square for each gene, which would look like this:

A  |  A  |  a  |  a  

---|-----|-----|----

B  |  B  |  b  |  b  

---|-----|-----|----

C  |  C  |  c  |  c  

---|-----|-----|----

D  |  D  |  d  |  d  

Each box in the Punnett square represents a possible combination of alleles from the two parents.

For example, the top-left box represents offspring that inherit an A allele from the mother and an A allele from the father.

We can use these Punnett squares to calculate the probabilities of each genotype in the F2 offspring.

AABBCCDD - This genotype can only be produced if both parents are homozygous dominant for all four genes.

The probability of this happening is \((1/2)^4 = 1/16\) , since each parent would need to contribute a dominant allele for each gene.

AABBCcDD - This genotype can be produced in two ways:

a) If both parents are homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D.

The probability of this happening is\((1/2)^4 * 1/2 * (1/2)^3 = 1/128\)

b) If one parent is homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A and B, homozygous dominant for C, and heterozygous for D.

The probability of this happening is\(2 * (1/2)^4 * 1/2 * 1/2 * 1/2 = 1/32\)

AaBbCcDd - This genotype can be produced in 16 ways, since each gene can be inherited in two different ways (dominant or recessive).

The probability of this happening is \((1/2)^8 = 1/256.\)

aaBBCcDD - This genotype can be produced in two ways:

a) If both parents are homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D. The probability of this happening is\((1/2)^4 * 1/2 * (1/2)^3 = 1/128.\)

b) If one parent is homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A, homozygous dominant for B, homozygous dominant for C, and heterozygous for D.

The probability of this happening is \(2 * (1/2)^4 * 1/2 * 1/2 * 1/2 = 1/32.\)

Note that we have assumed independent assortment of the four genes, which means that the inheritance of one gene does not affect the inheritance of another gene.

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The factorization of the given expression, 3x² - 10x + 8, is expressed completely as: (x - 2)(3x - 4).

Given the expression, 3x² - 10x + 8, to factorize, follow the steps below:

Find two factors that will give you -10 when you add them and also give you 24 when you multiply them. Let's use -6 and -4.

3x² - 6x - 4x + 8

(3x² - 6x) - (4x + 8)

3x(x - 2) - 4(x - 2)

(x - 2)(3x - 4)

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Answer:

2 and 3

Step-by-step explanation:

Answer:

9 pizzas

Step-by-step explanation:

Since there were 3 boxes which each 3 pizzas, you're gonna need to solve using an easy multiplication problem; 3*3, which is 9. So it's 9 pizzas

Answer:

72π (I think)

Step-by-step explanation:

Think of it in terms of the entire circle. A semi-circle is just half a circle, so the area of a semicircle will be half of the area of the entire circle. The radius of the semicircle is 6, so the radius of the whole circle is 12. Then, we can do \(\frac{pi*r^{2} }{2}\) to get the area of the semicircle is 72π. I'm pretty sure that's right. Let me know if I made a mistake somewhere.

The critical point of the function g(x, y) = 5x - 7y + 4xy - 7x^2 + 4y^2 is (x, y) = (17/18, 37/18).

To find the critical points of the function g(x, y) = 5x - 7y + 4xy - 7x^2 + 4y^2, we need to find the values of x and y where the partial derivatives of g with respect to x and y equal zero.

First, let's find the partial derivative with respect to x:

∂g/∂x = 5 + 4y - 14x

Setting ∂g/∂x = 0, we have:

5 + 4y - 14x = 0

Next, let's find the partial derivative with respect to y:

∂g/∂y = -7 + 4x + 8y

Setting ∂g/∂y = 0, we have:

-7 + 4x + 8y = 0

Now, we have a system of equations:

5 + 4y - 14x = 0

-7 + 4x + 8y = 0

Solving this system of equations, we can find the values of x and y that satisfy both equations.

From the first equation, we have:

5 + 4y - 14x = 0

4y = 14x - 5

y = (14/4)x - 5/4

Substituting this into the second equation, we get:

-7 + 4x + 8[(14/4)x - 5/4] = 0

-7 + 4x + 14x - 10 = 0

18x = 17

x = 17/18

Substituting the value of x back into y = (14/4)x - 5/4, we find:

y = (14/4)(17/18) - 5/4

y = 119/36 - 45/36

y = 74/36

y = 37/18

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The area enclosed by the curve x = t^2 − 3t, y = √t and the y-axis is 2.08 square units.

We have been given parametric equations x = t^2 − 3t, y = √t

We need to find the area enclosed by the curve x = t^2 − 3t, y = √t and the y-axis.

Consider x = 0

So, t^2 − 3t =  0

t(t - 3) = 0

t = 0   or  t = 3

Let f(t) =  t^2 − 3t and g(t) = t

Differentiate the curve f(t) with respect to t.

f'(t) = 2t - 3

NWe know that the formula to find the area under the curve.

A = ∫[a to b] g(t)f'(t) dt

here, a = 0 and b = 3

so, A = ∫[0 to 3] √t (2t - 3) dt

A = ∫[0 to 3] (2t√t - 3√t) dt

A = ∫[0 to 3] (2t^(3/2) - 3t^(1/2)) dt

A = [4/5 t^(5/2) - 2 t^(3/2)]_[t = 0, t = 3]

A = 4/5 3^(5/2) - 2 3^(3/2) - 0 + 0

A = 4/5 3^(5/2) - 2 3^(3/2)

A = 6√3 /5

A = 2.08

Therefore,  the area of the curve is 2.08 square units.

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Answer:

21/2 so 10.5.

Step-by-step explanation:

7÷2/3=21/2=10.5

hope this helps you

Answer:

21/2 (10 1/2) or 10.5

Step-by-step explanation:

7 ÷ 2/3 = 7 ⋅ 3/2

7 ⋅ 3/2 = 21/2

21 ÷ 2 = 10.5

Answer:

m = 4

Step-by-step explanation:

-5m+10= -10

or, -5m = -10-10

or, m = -20/-5

or, m = 4

Answer:

20

Step-by-step explanation:

if you are given 25 that rtn 10 would be 30 but you have given me a number lover than that so that would be 20