y
10
6
8
7
6
5
4
3
2
1
-10
-9-8
-7
-6
-5
-4
-3
1
2
3
4
5
9
4
9
8
10
-5
-6
-7
-8
-9
-10

Answer: its 4

Step-by-step explanation: trust me bro i had this question too

Answer:

1170

Step-by-step explanation:P_0=860

P

0

​

=860

The initial population

t=4

t=4

Time elapsed

d=9

d=9

The doubling time

P_t = P_0\cdot 2^{\frac{t}{d}}

P

t

​

=P

0

​

⋅2

d

t

​

P_t=860\cdot 2^\frac{4}{9}

P

t

​

=860⋅2

9

4

​

Plug in

P_t=1170.2794\approx1170

P

t

​

=1170.2794≈1170

Answer:

1

Step-by-step explanation:

Since they are not parallel nor the same line, they have 1 intersecting point, which is the solution.

If they were parallel, they would have no solution.

If they were the same line, they would have infinite solutions.

Answer:

Step-by-step explanation:

Option A is the correct answer because the missing step in the two column proof is;

Statement: XW/UT = XV/UV Reason: Corresponding sides of similar triangles are proportional

Similar triangles are defined as triangles that have the same shape, but then their sizes may vary. Thus, if two triangles are similar, then their corresponding angles are congruent and corresponding sides are in equal proportion.

Now, we see from the two column proof that ΔTVU ∼ ΔWVX. This means that corresponding sides of both triangles are proportional or have corresponding proportions.

Thus, we can say that;

XW/UT = XV/UV

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Answer:

yes.

Step-by-step explanation:

Answer:

Period

Step-by-step explanation:

Cuz issa fact

Answer:

negative

positive

Step-by-step explanation:

Answer: positive

positive

Step-by-step explanation:

Lambert calls the difference between the angle-sum of a triangle and 180 degrees the defect.

Therefore, Lambert calls the difference between the angle-sum of a triangle and 180 degrees the defect.

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Answer:

D

Step-by-step explanation:

Since 2.7 is closer to 3 and shown in the graph.

Answer:

77 maybe

sorry if I get it wrong

Answer:

208

Step-by-step explanation:

just took the quiz

Answer:

Step-by-step explanation:

To calculate real interest rates, you need to take into account inflation. The formula for real interest rate is: Real interest rate = Nominal interest rate - Inflation rate.

To calculate nominal interest rates, you simply divide the interest rate by 100 and multiply it by the principal amount. For example, if the nominal interest rate is 5% and you put $100 in the bank, you would earn $5 in interest ($100 x 0.05).

To calculate real interest rates, you need to take into account inflation. The formula for real interest rate is:

Real interest rate = Nominal interest rate - Inflation rate

For example, if the nominal interest rate is 5% and the inflation rate is 2%, the real interest rate would be 3% (5% - 2%). This means that your $100 in the bank would earn $3 in real terms after accounting for inflation.

In summary, to calculate nominal interest rates, simply multiply the principal by the interest rate, while to calculate real interest rates, subtract the inflation rate from the nominal interest rate.

Nominal interest rate is the rate at which you earn interest on your deposit without accounting for inflation. Let's assume you deposit $100 in a bank that offers a 5% annual nominal interest rate. To calculate the interest earned in one year, you would use the following formula:

Interest earned = Principal amount x Nominal interest rate
Interest earned = $100 x 0.05
Interest earned = $5

Now, to calculate the real interest rate, you need to consider the inflation rate. The real interest rate is the nominal interest rate adjusted for inflation, and it provides a more accurate representation of the true return on your investment. To calculate the real interest rate, use the Fisher equation:

Real interest rate ≈ Nominal interest rate - Inflation rate

Assuming the annual inflation rate is 2%, you would calculate the real interest rate as follows:

Real interest rate ≈ 0.05 - 0.02
Real interest rate ≈ 0.03 (or 3%)

So, in this example, your real interest rate is 3%, which takes into account the effects of inflation on your $100 deposit.

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The associative, distributive, or commutative nature of the expressions have been indicated in the blank spaces as follows:

1. 3 (2 + x) = 6 + 3x Distributive

2. 4x + 5x = 5x + 4x Commutative

3. 12 - 3x = 3(4 - x) Distributive

4. (2x - 3y) + 5x = 2x (3y + 5x) Associative

5. y + 0 = y Commutative

6. 2x + 5y = 5y + 2x Commutative

In the above text, we can see the different properties in mathematics. The distributive property shows that the equated expression is always true and will give the same value as the initial expression. Example 1 above is a distributive property.

Also, the commutative property shows that exchanges the expressions to give the same value. Finally, the associative property regroups the expressions to give the same values.

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Answer:

x = 9

Step-by-step explanation:

f(x) = 9

x is 9.......

Answer:

\(\sqrt{5} \ or -\sqrt{5}\)

Step-by-step explanation:

simplify both sides

\(x^{2} +35=40\)

subtract 35 from both sides

\(x^{2} =5\)

Answer:

y = x + 3

Step-by-step explanation:

In point slope form, the equation of line is,

\(y - b = m(x - a)\)

where a and b correspond to the x and y coordinates of the given point and m is the slope

Since the line is parallel to y = x+4, it has the same slope so m = 1 since the slope of y = x+4 is 1

and putting the values of the point (-1,2), we get,

y - 2 = x - (-1)

y-2 = x + 1

y = x + 3

Answer:

Ok

Step-by-step explanation:

B is 4

Answer:

= 5

Step-by-step explanation:

Look at picture that I attached for steps

The mean absolute deviation (MAD) of the given data set is 0.8.

Mean absolute deviation (MAD) is a measure of the average absolute distance between each data value and the mean of a data set. The formula for MAD is:

MAD = ∑|x-m|/n

∑ is known as Sigma and means to sum up

| | are vertical bars that mean absolute value

x is each value

m is the mean

n is the total number of data points in your data set

∑|x-m| is sum of Absolute Deviation

Using the table, the sum of Absolute Deviation will be:

∑|x-m| = 1 + 3 + 1 + 0 + 0 + 1 + 0 + 0 + 1 + 1 = 8

n = 10

MAD = ∑|x-m|/n = 8/10 = 0.8

Therefore, the mean absolute deviation of the set data is 0.8

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Complete Question

Check the attached image for table of data

Answer:

34

Step-by-step explanation:

The absolute value of a real number \(a\) is \(a\) when \(a\) ≥ 0, or −\(a\) when \(a\) < 0. The absolute value of −34 is 34.

Hope it helps and have a great day! =D

Answer: 8

16÷4×2

4×2

8

Step-by-step explanation:

B=Brackets

O=of

D=Division

M=Multiplication

A=Addition

S=Subtraction

Now, coming to problem

First, we will use operation division, then Multiplication.

=4× 2

=8

Answer:

9

Step-by-step explanation:

Let's suppose "my number" is x

If you add 21 to my number: 21 + x

Multiply the result by 3: 3(21+x)

You will get 84 more than two thirds of my number

\(3(21 + x) = 84 + \frac{2}{3} x \\ 63 + 3x = 84 + \frac{2}{3} x \\ \frac{7}{3} x = 21 \\ 7x = 63 \\ x = 9\)

Therefore my number is 9

If you need any help with the algebra part feel free to let me know!

The given linear regression model wages = β0~ + β1~ Education + u~ aims to explain the relationship between wages and education level.

To determine if this model accurately measures the returns to education, we need to consider a few factors.
1. Assumptions: Linear regression models rely on several assumptions, such as linearity, independence, homoscedasticity, and normality of residuals. Violation of these assumptions can affect the accuracy of the model's estimates. It is important to check if these assumptions hold in the context of the wages and education relationship.

2. Significance of β1: The coefficient β1 represents the estimated effect of education on wages. A statistically significant and positive β1 indicates that an increase in education level is associated with higher wages. However, if β1 is not statistically significant, it suggests that education may not have a significant impact on wages.

3. Magnitude of β1: Even if β1 is statistically significant, the magnitude of the coefficient is essential in measuring the returns to education accurately. A larger β1 implies a higher increase in wages for each additional unit of education. Conversely, a smaller β1 suggests a lower return to education.

4. Control Variables: The model may need to consider other factors that could influence wages, such as experience, gender, or industry. By including relevant control variables, the model can better isolate the effect of education on wages and provide a more accurate measure of returns.

5. Data Quality: The accuracy of the model's estimates relies on the quality and representativeness of the data used. The dataset should encompass a wide range of education levels, wages, and relevant variables to obtain robust and reliable estimates.

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The range of the graphed function is expressed as: -∞ < y < ∞

Range corresponds to the values on the y-axis while the Domain corresponds to values on the x-axis.

From the graph of a function h(x), we want to find the range of the function in inequality notation.

The range is all possible y-values of the function. Thus, let's find all possible y-values from the graph.

If we look at the graph closely, we see that it has a vertical asymptote at x = 1 and a slant asymptote.

But it includes all y values from -infinity to infinity.

Thus, we can write range as -∞< y < ∞ because both sides of the function go and so on below the x-axis and go and so on above the x-axis.

The range is  -∞< y < ∞ .

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The value of x is not given in the question, and it's not possible to determine the value of x that will make the triangles similar by the SSS similarity theorem.

The SSS similarity theorem states that if three corresponding sides of two triangles are proportional, then the two triangles are similar. This applies to all triangles, regardless of their size or shape.

To use the SSS similarity theorem, you must know the length of at least three corresponding sides of the two triangles. Once you have this information, you can use the theorem to determine if the two triangles are similar.

It's important to note that to use the SSS similarity theorem, you must know the length of at least three corresponding sides of the two triangles. Without this information, it's not possible to determine if the two triangles are similar.

Therefore the value of x is not given in the question, and it's not possible to determine the value of x that will make the triangles similar by the SSS similarity theorem.

The SSS similarity theorem only states that the two triangles are similar, it doesn't tell anything about the angles of the triangles.

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Answer:

x = 1

Step-by-step explanation:

\(2(x+8)-4x=10x+4\\=>2x+16-4x=10x+4\\\)

Shifting the variable terms on left side gives :-

\(2x-4x-10x=4-16\\=>-12x=-12\\=>x=\frac{-12}{-12}=1\)

The value of x  in the equation will be; x = 1

An equation is an expression that shows the relationship between two or more numbers and variables.

We are given that the equation 2(x+8)-4x=10x+4

Here, we need to solve for x as

2(x+8)-4x=10x+4

combine the like terms;

2x + 16 - 4x = 10x + 4

-2x -10x = 4 -16

-12x =-12

x = 1

Therefore, the solution will be as;

x = 1

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The probability that a particular bulb will last from 1767 to 2579 hours is 2.7827

The term average in math is referred as the mean value which is equal to the ratio of the sum of the number of a given set of values to the total number of values present in the set.

Here we have given that suppose that a brand of lightbulb lasts on average 1792 hours with a standard deviation of 283 hours. assume the life of the lightbulb is normally distributed and we need to find the  probability that a particular bulb will last from 1767 to 2579 hours.

According to the given problem, we know that the value of the following are defined as follows:

Average = 1792

Standard deviation = 283

Now, based on the z score concept, the value of the required probability is calculated as,

=> z = (x-mean)/ sd

=> z lower = (1792 - 2579)/283 = - 2.7810

=> z upper = (1792 - 1797)/283 = -0.0017

Therefore, the probability is calculated as,

=> z upper - z lower

=> -0.0017 - (-2.7810)

=> 2.7827

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Answer:

D

Step-by-step explanation:

From the given figure it is clear that angle MNO is formed by segments MN and NO.

It says that angle MNO is rotated 90 degrees counterclockwise about the origin to form angle M′N′O′.