I need help please.
Find the perimeter of MLT.

Answer:

B.   10.75 cu. in.

Step-by-step explanation:

Vol. of cylinder = π\(r^{2}\)h = 32.25

If the cone has the same radius and height,

then the vol. of the cone = π\(r^{2}\)h/3 = 32.25/3 = 10.75 cu. in.

The possible coordinates for point B could be (12, 4) if each coordinate increment is 1.

To find the coordinates of point B given that there are 10 equally spaced points between point A and point B, we need to determine the distance between the two points and divide it by 10 to find the increment for each coordinate.

Let's assume the coordinates of point B are (x, y).

The x-coordinate increment would be the difference between the x-coordinates of point B and A divided by 10:

Δx = (xB - xA) / 10

The y-coordinate increment would be the difference between the y-coordinates of point B and A divided by 10:

Δy = (yB - yA) / 10

Substituting the known values:

Δx = (xB - 2) / 10

Δy = (yB - (-3)) / 10

Since we have 10 equally spaced points between A and B, we can calculate the coordinates of point B by multiplying the increments by the number of points from A:

xB = 2 + 10 * Δx

yB = -3 + 10 * Δy

Now we can calculate the possible coordinates for point B using these formulas.

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Answer:

0.9km(rounded to 1dp)

Step-by-step explanation:

2.7km on sat

1.8km on sun

2.7km-1.8km=0.9km

Answer:

x = -2/5 or x = -28/5

Step-by-step explanation:

Let's solve your equation step-by-step.

5(|2x+6|)=26

Step 1: Divide both sides by 5.

5(|2x+6|)/5 = 26/5

|2x+6|=26/5

Step 2: Solve Absolute Value.

|2x+6|=26/5

We know either2x+6= 26/5 r2x+6=−26/5

2x + 6 = 26/5(Possibility 1)

2x+6−6= 26/5 - 6 (Subtract 6 from both sides)

2x = -4/5

2x/2 = -4/5/2 (Divide both sides by 2)

x = -2/5

2x + 6=-26/5 (Possibility 2)

2x+6= -26/5 (Simplify both sides of the equation)

2x + 6 - 6 = -26/5  - 6 (Subtract 6 from both sides)

2x = -56/5

2x/2 = -56/5/2(Divide both sides by 2)
x = -28/5

Answer:

x = -2/5 or x = -28/5

In the function P(x) = -x^2 + 40x - 376 that represents Ahmad's profit, the range of bays that Ahmad needs to build to make a profit is

To solve the problem, we have to be aware that the curve opens downwards. values at negative side of the y coordinates  will mean loss hence for profit we take values that will be at y = 0

The points at y = 0 is called the root and it is solved by solving the quadratic equation

P(x) = -x^2 + 40x - 376

applying {-b ± √(b² - 4ac)}/2a

{-40 ± √(40² - 4 * -1 * -376)}/2 * -1

{-40 ± √(1600 - 1504)}/-2

{-40 ± √(96)}/-2

= 24.9 OR 15.1

since the number of bays cannot be in decimal 15.1 to 24.9. Hence Ahmad should build 16 bays (the number of bay above 15.1) to 24 bays (the number of bays next to 24.9) to make profit

16 ≤ x ≤ 24

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Answer:

30  miles

Step-by-step explanation:

30 is correct. The units on the y-axis are in miles so it is 30 miles

Answer:

∠ JKL = 70°

Step-by-step explanation:

Consecutive angles in a parallelogram are supplementary , then

∠ JKL + ∠ HJK = 180°

∠ JKL + 110° = 180° ( subtract 110° from both sides )

∠ JKL = 70°

Answer:

70

Step-by-step explanation:

did it before

This task can be done in 31,680 different ways.

There are 12 unique books and 4 shelves, if you want to put at least 3 books in each shelve, then that is the only number of books that you can put, because:

3*4 = 12

Assuming order matters (in both shelves and books) one possible outcome is:

Shelve 1:

book 1, book 2, book 3.

Shelve 2:

book 4, book 5, book 6.

Shelve 3:

book 7, book 8, book 9.

Shelve 4:

book 10, book 11, book 12.

For each of the shelves, the possible permutations are:

3*2*1 = 6

And you have 4 shelves that can be permutated at the same time:

4*3*2 = 24

And you can also change the books in each shelf, the permutations there are (for each shelf):

\(C(12. 3) = \frac{12!}{(12 - 3)!*3!} = \frac{12*11*10}{3*2} = 220\)

Now the total number of combinations is given by the product between these:

P = 6*24*220 = 31,680 different ways.

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The assembly time for a product is uniformly distributed between 6 to 10 minutes the standard deviation of assembly time in minutes is approximately 1.155.

To find the standard deviation of assembly time for a product that is uniformly distributed between 6 to 10 minutes, we can use the following formula for a uniform distribution:

Standard Deviation (σ) = √((b - a)² / 12)

Here, 'a' is the lower limit (6 minutes) and 'b' is the upper limit (10 minutes).

Step 1: Calculate (b - a)²
(10 - 6)² = 4² = 16

Step 2: Divide by 12
16 / 12 = 1.3333

Step 3: Find the square root
√1.3333 ≈ 1.155

So, the standard deviation of assembly time for a product in minutes is approximately 1.155.

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Answer:

Step-by-step explanation:

y=m₁x+b₁   ⊥   y=m₂x+b₂   ⇔    m₁×m₂ = -1

{Two lines are perpendicular if the product of theirs slopes is equal -1}

y = ²/₅x + 1    ⇒     m₁ =  ²/₅

²/₅m₂ = -1        ⇒   m₂ = -⁵/₂

So, any line with slope m =  -⁵/₂ will be perpendicular to y = ²/₅x + 1  

Answer:

Chord

Step-by-step explanation:

Notice that the highlighted part is the line segment that joins the points J and E on the circle, which is known as a chord.

Answer: 1) Error response times

2) Memory Scanning, visual search

3) Stimulus identification

Step-by-step explanation:1) response times reflext the time it takes to interpret a stimulus,get info from memory, initiate a muscle response

2) The hippocampus retrieves info from the working memory and begins to change the brains physical neural wiring

3) A decisive role in our perception and cognition

In general, there are two areas of psychology where mathematics is heavily utilized: mathematical modeling of psychological theories and experimental phenomena, which gives rise to mathematical psychology, and statistical approaches to quantitative measurement practices in psychology, which give rise to psychometrics.

Answer:

Step-by-step explanation:

5+4g+8=1

add like terms

(5+8)+4g=1

13+4g=1

subtract a -13 from both sides to get 4g by itself

4g=1-13

4g=-12

divide by 4 on each side to solve for g

g=-3

Answer:

the car would use 49 gallons because you get a decimal of 49.49 so you would put got decimal to the nearest 1's place and that would be 49

Given:

The two points are M(-10, 3) and P(-4,-8).

To find:

The distance between the points M and P.

Solution:

Distance formula:

\(d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\)

Using the distance formula, the distance between the given points is

\(MP=\sqrt{(-4-(-10))^2+(-8-3)^2}\)

\(MP=\sqrt{(-4+10)^2+(-11)^2}\)

\(MP=\sqrt{(6)^2+(-11)^2}\)

\(MP=\sqrt{36+121}\)

On further simplification, we get

\(MP=\sqrt{157}\)

\(MP=12.529964\)

\(MP\approx 12.5\)

Therefore, the distance between the given points M and P is 12.5 units.

Answer:$

$39.50 by the 15th hour

Step-by-step explanation:

2+2.50x=y

2+2.50(15)=39.50

Answer:

Step-by-step explanation:

\(\angle 2,\angle AEG, \angle GEB\)

1000 cubic centimeters would need to be placed in a tub of water to displace 1 Lter of water

Conversion of units simply refers to the method used in determining the equivalent of one unit in relation to another.

From the information given, we have that;

Number of cubic centimeters that would be placed in a tub of water to displace 1 L of water

So, we have that there is 1 liter of water in the tub

In order to displace, you need to put something in that is the same amount

Now, let's convert the units

1 liter = 1000 cubic cm

Hence, you need 1000 cubic cm to displace 1 liter

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Answer:

h(x) = - 2x² + 3

Step-by-step explanation:

Given f(x) then f(x) + c is a vertical translation of f(x)

• If c > 0 then a shift up of c units

• If c < 0 then a shift down of c units

Here the shift is 7 units up , then

h(x) = f(x) + 7 = - 2x² - 4 + 7 = - 2x² + 3

A) The rate for the first 3 years :

15,600 - 7500 = 8100

8100/3 years = 2,700 per year depreciation.

B) The rate between 3 and 8 years:

7500 - 2800 = 4700

4700 / 5 year = 940 per year depreciation.

C) the value of the machine depreciated at a higher rate in the first 3 years. After the first 3 years, the depreciation rate decreased.

Answer:

4 1/5= 21/5

2 3/7= 17/7

21/5×17/7= 357/35

357/35= 10 1/5

Step-by-step explanation:

Answer:

Parallel

Step-by-step explanation:

The factor form of quadratic equations are listed below:

In this problem we find fifteen cases of quadratic equations of the form x² + b · x + c, where b, c are real coefficients. This kind of quadratic equation can be modified into factor form by means of the following rule:

x² - (r₁ + r₂) · x + r₁ · r₂ = (x - r₁) · (x - r₂)

- r₁ - r₂ = b

r₁ · r₂ = c

Where r₁, r₂ are roots of the polynomial.

Now we proceed to find the binomial factors:

Case 1

x² + 9 · x + 20 = (x + 4) · (x + 5)

Case 2

x² + 7 · x + 12 = (x + 3) · (x + 4)

Case 3

x² + 8 · x + 15 = (x + 3) · (x + 5)

Case 4

x² + 7 · x + 12 = (x + 3) · (x + 4)

Case 5

x² + 11 · x + 10 = (x + 10) · (x + 1)

Case 6

x² + 7 · x + 6 = (x + 6) · (x + 1)

Case 7

x² + 5 · x + 4 = (x + 5) · (x + 1)

Case 8

x² + 10 · x + 21 = (x + 7) · (x + 3)

Case 9

x² + 10 · x + 16 = (x + 8) · (x + 2)

Case 10

x² + 10 · x + 9 = (x + 10) · (x - 1)

Case 11

x² + 12 · x + 20 = (x + 10) · (x + 2)

Case 12

x² + 15 · x + 14 = (x + 14) · (x + 1)

Case 13

x² + 13 · x + 42 = (x + 6) · (x + 7)

Case 14

x² + 9 · x + 18 = (x + 6) · (x + 3)

Case 15

x² + 16 · x + 60 = (x + 10) · (x + 6)

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The conjecture that describes the pattern in the sequence is current term is 2 added to the previous term and the next term is 10

The sequence is given as:

0, 2, 4, 6, 8

In the above sequence, we can see that each current term is 2 added to the previous term

i.e.

Tn = 2 + Tn-1

Using the above conjecture, we have

Next term = 8 + 2

Evaluate

Next term = 10

Hence, the conjecture that describes the pattern in the sequence is current term is 2 added to the previous term and the next term is 10

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the product of the polynomial (6x - 7)² is 36x² - 84x + 49, expressed in standard form.

To multiply the polynomial (6x - 7)², we can use the concept of binomial expansion or the FOIL method. Let's apply the FOIL method:

(6x - 7)² = (6x - 7)(6x - 7)

Using the FOIL method, we multiply the first terms, outer terms, inner terms, and last terms:

(6x - 7)(6x - 7) = 6x * 6x + 6x * (-7) + (-7) * 6x + (-7) * (-7)

Simplifying each term:

= 36x² - 42x - 42x + 49

= 36x² - 84x + 49

Therefore, the product of the polynomial (6x - 7)² is 36x² - 84x + 49, expressed in standard form.

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Answer:

$3

Step-by-step explanation:

Answer:

w < 11

Step-by-step explanation:

3w + 8 < 41

3w < 33

w < 11

Answer:

sub subtract 8 both parte an then divide by 3

Answer:

77

Step-by-step explanation:

77x1=77

jhdmehhdehd

The value of f left parenthesis 3 right parenthesis is 45.

According to the statement

We have given that the F(x) = 5(x)^2

and we have to find the value when Sophia have a 3 right parenthesis.

So, Parenthesis are used in mathematical expressions to denote modifications to normal order of operations.

And now we have to find the value for 3 right parenthesis

And for this purpose we have to put the value X= 3 in the f(x) then

F(x) = 5(x)^2

F(3) = 5(3)^2

F(3) = 5*9

F(3) = 45.

here the value of 3 right parenthesis is 45.

So, The value of f left parenthesis 3 right parenthesis is 45.

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(c) Two assumptions necessary for the validity of the ANOVA are:

1. Independence: The observations within each group and between groups should be independent of each other. This means that the value of one observation should not be influenced by or related to the value of another observation.

2. Homogeneity of variances: The variances within each group should be roughly equal. This assumption, also known as homoscedasticity, ensures that the variability in the dependent variable is similar across all groups.

(d) The company uses leaflets of four different designs to promote its printers. To assess the impact of leaflet design on sales, an ANOVA is performed. The null hypothesis states that the mean sales are equal across all leaflet designs, while the alternative hypothesis suggests at least one mean is different.

By comparing the computed F-statistic with the critical F-value at a significance level of 0.05, the ANOVA determines whether there is sufficient evidence to reject the null hypothesis. If the p-value is less than 0.05, it indicates a significant difference among the leaflet designs.

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