If point (2, 3) is rotated 180 degrees, counterclockwise what will be the new coordinate point?

Answer:

3

3 ok im

Step-by-step explanation:

Answer:

C 30

Step-by-step explanation:

g(t) = t^2-t

f(x) = 1+x

g(f(2)+3)

First find f(2)

f(2) = 1+2 = 3

g(f(2)+3) = g(3+3) = g(6)

g(6) = 6^2-6

      =36-6

      = 30

Answer:

total number of votes = 5696

Step-by-step explanation:

the 5 part of the ratio relates to 3560 no votes , then

3560 ÷ 5 = 712 ← value of 1 part of the ratio , then

3 × 712 = 2136 ← number of yes votes

total number of votes = yes + no = 2136 + 3560 = 5696

Answer:

4 x 4 1/2 = 18

4 x 4 1/2 = 18

4 1/2 - 2 = 2.5

8 3/4 x 2.5 = 21 7/8

18 + 18 + 21 7/8 = 57 7/8

B : 57 7/8

Step-by-step explanation:

Parallel lines cut by a transversal coloring activity is an activity that helps students understand the pattern of angles when parallel lines are cut by a transversal. The activity involves coloring the angles formed by the parallel lines and the transversal in different colors. This helps students identify the different types of angles formed and their relationships with each other.

The effect of the transformation is a vertical stretch by 3 followed by a translation up by 1 unit

From the question, we have the following functions

f(x) = x

g(x) = 3x + 1

First, we have the transformation to be:

From f(x) = x to g(x) = 3x

This means the function is vertically stretched by 3

Next, we have

From g(x) = 3x to g(x) = 3x + 1

This means the function is translated up by 1 unit

Hence, the transformation is vertical stretched followed by a translation

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you should use desmos

Answer: y= -10x - 10

Step by step explanation: All you need to do is distrubute then solve for y and then graph, and that is all you need to do, you can do this on Desmos

The mathematician William Jones is credited with first using the Greek letter π

The mathematician William Jones is credited with first using the Greek letter π to represent the ratio of a circle's circumference to its diameter in a 1706 publication. He wrote, "there is no other more proper than Pi," and thus the symbol caught on among mathematicians. However, it's important to note that the concept of pi and its calculation had been around for thousands of years prior to Jones' use of the symbol.

Ancient Egyptian, Babylonian, and Indian mathematicians all had methods for approximating pi, and Archimedes famously used a geometric method to calculate it to a high degree of accuracy in the third century BCE.

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(a), occupation is a categorical variable, and correlation measures the linear relationship between two quantitative variables, so calculating a correlation between age and occupation is not appropriate. Secondly, in statement (b), student ratings of faculty teaching and ratings by other faculty members may have a curved relationship, and correlation only measures linear relationships.(c), the variables "sex" and "cell phone color" are both categorical, and correlation is only applicable to quantitative variables..

(a) There is a high correlation between the age of American workers and their occupation.

- The blunder here is that occupation is a categorical (nominal) variable, not a quantitative variable. Correlation measures the strength of the linear relationship between two quantitative variables, so it cannot be calculated between age and occupation.

- Furthermore, even if occupation were a quantitative variable, the relationship between age and occupation is unlikely to be linear. It may have a more complex or curved relationship, which correlation does not capture.

(b) We found a high correlation (r = 1.17) between students' ratings of faculty teaching and ratings made by other faculty members.

- The mistake in this statement is that student ratings of faculty teaching are typically based on ordinal scales, not nominal scales. Correlation calculations are appropriate for quantitative variables, but not for categorical variables or ordinal scales.

- Additionally, a correlation coefficient (r) cannot exceed 1 in absolute value. The range for correlation coefficients is always between -1 and 1, inclusive. Therefore, a correlation of 1.17 is impossible.

(c) The correlation between the sex of a group of students and the color of their cell phone was r = 0.29.

- Similar to the previous statements, the blunder here is that both variables, "sex" and "cell phone color," are categorical variables. Correlation is only applicable to quantitative variables, so it cannot be calculated between these variables.

- As the variables are categorical, they do not have a numerical relationship that correlation can measure. Therefore, stating a specific correlation coefficient (r = 0.29) between these variables is incorrect.

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Answer:

y = 2x

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

given

x + 2y = 6 ( subtract x from both sides )

2y = - x + 6 ( divide through by 2 )

y = - \(\frac{1}{2}\) x + 3 ← in slope- intercept form

with slope m = - \(\frac{1}{2}\)

given a line with slope m then the slope of a line perpendicular to it is

\(m_{perpendicular}\) = - \(\frac{1}{m}\) = - \(\frac{1}{-\frac{1}{2} }\) = 2 , then

y = 2x + c ← is the partial equation

to find c substitute (1, 2 ) into the partial equation

2 = 2(1) + c = 2 + c ( subtract 2 from both sides )

0 = c

y = 2x + 0 , that is

y = 2x ← equation of perpendicular line

Therefore the interquartile range of the Juvinile Whale is greater than that of the Adult Whale

Option D

We have determined the change in total entropy of the refrigerant for this process which is approximately 30.63 kJ/K.

We are given that 12.4 kg of R-134a with a pressure of 200 kPa and quality of 0.4 is heated at constant volume until its pressure is 400 kPa.

We need to determine the change in total entropy of the refrigerant for this process in kJ/K.

Firstly, we can find the mass of vapor in the cylinder.

The given mass is 12.4 kg, p1 = 200 kPa, x1 = 0.4

Hence, the mass of vapor in the cylinder (kg):

m1 = 12.4 × 0.4

= 4.96 kg

The mass of liquid in the cylinder (kg):

m2 = 12.4 - 4.96

= 7.44 kg

Given, p2 = 400 kPa

Thus, the change in entropy is given by∆S = S2 - S1 = m[c ln(T2/T1) - R ln(p2/p1)]

Substituting the values we get

∆S = 12.4[2.925 ln(78.43/24.77) - 8.314 ln(400/200)]

≈ 30.63 kJ/K

Therefore, the change in total entropy of the refrigerant for this process is approximately 30.63 kJ/K.

Therefore, we have determined the change in total entropy of the refrigerant for this process which is approximately 30.63 kJ/K.

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Answer:

-5(t - 70) = -60

t - 70 = 12 -- Divide by -5

t = 82 -- Add 70

To determine the sample size necessary for this study, we use the formula: n = (Z^2 * p * q) / E^2. The necessary sample size is approximately 1091.

Where:
- n = sample size
- Z = Z-score for the desired confidence level (98% confidence level corresponds to a Z-score of 2.33)
- p = estimated proportion (based on the information given, p = 0.8)
- q = 1 - p
- E = desired margin of error (3 percentage points)

Plugging in the values:

n = (2.33^2 * 0.8 * 0.2) / 0.03^2
n = 806.67

Rounding up to the nearest whole number, we get a sample size of 807. Therefore, the researcher needs to survey at least 807 women to be 98% confident that the proportion of women who wear shoes that are too small is within 3 percentage points of the true proportion.

To determine the necessary sample size for this study, we can use the formula for sample size calculation in proportion estimation:

n = (Z^2 * p * q) / E^2

where n is the sample size, Z is the Z-score corresponding to the desired confidence level, p is the estimated proportion, q is the complement of the proportion (1 - p), and E is the margin of error.

In this case, we have:
- Confidence level: 98%, which corresponds to a Z-score of 2.33 (from the standard normal distribution table)
- Estimated proportion (p): 80% or 0.80
- Complement of the proportion (q): 1 - 0.80 = 0.20
- Margin of error (E): 3 percentage points or 0.03

Now, we can plug these values into the formula:

n = (2.33^2 * 0.80 * 0.20) / 0.03^2
n ≈ 1090.65

Since we need to round to the nearest whole number, the necessary sample size is approximately 1091.

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Answer:

Step-by-step explanation:

hello : here is an solution

Answer:

3/4

Step-by-step explanation:

Answer:

286.5 gallons of water

Step-by-step explanation:

1,086 ÷ 3.79= 286.5435356

Round to the nearest tenth

286.5

Answer:

286.54 gallons

Step-by-step explanation:

You have 1,086 liters and you are trying to find how many gallons it is

Luckily you are given how many liters go into a gallon

So from there it's simple division

1,086/3.79 = 286.5435356200528

Now, it tells you that you only need to round to the nearest tenth. And since the nearest tenth isn't greater than 5, you can just leave it as 286.54

So, 286.54 gallons is the amount that the washing machine holds

The fraction 24/72 in its simplest form is the fraction  1/3.

The fraction 24/72 can be simplified by finding the greatest common factor (GCF) of the numerator and denominator. In this case, both 24 and 72 are divisible by 24, which is the largest number that goes into both of them evenly. Using division, both numbers by 24 gives us 1/3, which is the simplest form of the fraction.

To simplify fractions, we need to find a common factor that can divide both the numerator and denominator without leaving any remainder. By simplifying fractions, we are essentially reducing the size of the fraction while maintaining its value. In this case, we simplified the fraction 24/72 to its simplest form of 1/3.

Simplifying fractions is important in math as it makes computations easier and reduces the risk of errors. Simplifying fractions also helps us compare and order fractions easily, making it an important skill to master. In summary, to simplify fractions, we need to find the GCF of the numerator and denominator and divide both by it to obtain the simplest form.

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In the first line, we are going to have that if you put 7 then to have the sum rigth the next space have to be 9, following that idea the space down of the 9 have to be also 7 and the first space on the second line have to be 19. So we are going to have 7 + 9 = 16 in the first line and in the second line 19 - 7 = 12, and the other two operations are going to be solve also 7 + 19 = 26 and 9 + 7 = 16.

Then the answer is 7 + 9 = 16 in the first line and in the second line 19 - 7 = 12.

The table of values that represents exponential decay is (c)

From the question, we have the following parameters that can be used in our computation:

The table of values

An exponential function is represented as

y = abˣ

Where

Rate = b

When the rate is less than 1, then the table represents a decay

i.e when y reduces as x increases

The table that has the above features is the table (c)

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Answer:

0.362°

Step-by-step explanation:

hope this helps you

The value of v in the figure is 14

The angles on a straight line add up to 180 degrees.

So, we have:

4v + 90 + 34 = 180

Subtract 90 from both sides

4v + 34 = 90

Subtract 34 from both sides

4v = 56

Divide both sides by 4

v = 14

Hence, the value of v in the figure is 14

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The value of Evan's investment after 8 years would be approximately $11,657.44.

To calculate the value of Evan's investment after 8 years, we can use the formula for compound interest:

A = P(1 + r/n)^(nt)

Where:

A is the final amount

P is the principal amount (initial investment)

r is the annual interest rate (as a decimal)

n is the number of times interest is compounded per year

t is the number of years

In this case, Evan's principal amount is $8000, the annual interest rate is 4.7% (0.047 as a decimal), and the interest is compounded monthly (n = 12). The investment period is 8 years (t = 8).

Plugging in the values into the formula:

A = 8000(1 + 0.047/12)^(12*8)

Calculating the expression within the parentheses:

(1 + 0.047/12)^(12*8) ≈ 1.45718

Now, we can calculate the final amount:

A = 8000 * 1.45718 ≈ $11,657.44

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Based on the information provided regarding same as cash loans, Chelsea won't be charged interest for the first 6 months of the loan, nor will she have to make payments for the first 6 months. (Option D)

A Same-As-Cash Loan refers to a short-term lending solution in which no interest or monthly payment are required to be paid during a set “Same-As-Cash” period. At the end of a predetermined period, the loan is paid off. Hence, the customer owes no interest or monthly payments during a set promotional period and pays the same amount on the loan as they would have paid up front with cash. These are interest deferred loans in which the loans interest still accrues during that promotional period, however if the customer pays off the entire principal balance before the period ends, they are not required to pay that interest. The advantage of these loans is that customers may spend the same amount they would have if they had paid with cash up front. Hence, if Chelsea opts for loan that offered 6 months, same as cash, there would be no requirement of payment or interest charged for the 6 months.

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Answer:

the answer is 5

Answer:

yea the answer is 5

Answer:

I can't get past hre, equations are attached tho

Step-by-step explanation:

Equations:

\(b + s + p = 35.75\)

\(\frac{1}{4} b = s\)

\(\frac{2}{3} s = p\)

Now I used Desmos to solve this, im sure theres a way to find it the legit way but i'm too lazy. Here's the image of what the graph is like:

brush =$20.21,. sketchbook =$6.21 , paint set=$9.32

Step-by-step explanation:

let the cost of the brush=x

the cost of the sketchbook=y

the cost of the paint set= z

total money used= $39.75-$4.00

=$35.75

x= 14+y

but y=2/3z

x= 14+2/3z

14+2/3z +2/3z +z =35.75

3×14 +3×2/3z+3×2/3z×3z=3×35.75

42 +2z +2z +3z =107.25

7z=107.25-42

7z=65.25

z=65.25/7

z=$9.32

y=$2/3×9.32

y=$6.21

x=14+y

x=14+6.21

x=$20.21

Answer:

Answer:

Option C is correct.

Explanation:

Explicit formula for the geometric sequence is given by:

where r is the common ratio term.

Given the recursive formula for geometric sequence:

For n =2

⇒

For n =3

⇒

Common ratio(r):

and so on..

⇒ r = 3

Therefore, the explicit formula for the geometric sequence represented by the recursive formula is:

Step-by-step explanation:

Answer:

how far did all of together

Step-by-step explanati them walk :

Using the logarithmic function, it is found that After 10 months, the score is of 74.4.

When you raise a number with an exponent, there comes a result.

Lets say you get

\(a^b = c\)

The average score after t months is modeled by:

f(t)= 90-15 log10 (t+1)

The initial score is of f(0), therefore,

f(0)= 90-15 log10 (0+1),

f(0)= 90-15 log10

f(0)= 90

The initial score is of 90.

Using the logarithmic function,

After 6 months, the score is of f(6), hence:

f(6)= 90-15 log10 (6+1),

f(6)= 90-15 log10 (7)

f(6)= 77.4

After 6 months, the score is of 77.4.

After 10 months, the average score is of f(10 ), hence:

f(10)= 90-15 log10 (10+1),

f(10)= 90-15 log10 (11)

f(10)= 74.4

After 10 months, the score is of 74.4.

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Probability of Mohamed winning the game = 50%

Probability of Mohamed losing the game = 50%

The two events are not mutually exclusive because there are 2 red kings in the deck. The probability that Mohamed wins the game is 18/52 or 9/26. The probability that Mohamed loses the game is 34/52 or 17/26.What is the probability that Mohamed wins the game? Mohamed wins the game if he draws a king or a red card. There are 2 red kings in the deck and 24 other red cards (not counting the kings), so there are 26 cards in the deck that would give Mohamed a win. The probability of Mohamed winning the game is:P(win) = number of winning outcomes / total number of possible outcomes= 26 / 52= 1 / 2= 0.5= 50%. What is the probability that Mohamed loses the game?Since there are 26 cards that would give Mohamed a win, there are 52 - 26 = 26 cards that would give Mohamed a loss. The probability of Mohamed losing the game is:P(loss) = number of losing outcomes / total number of possible outcomes= 26 / 52= 1 / 2= 0.5= 50%

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