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CaHeK987 [17]
3 years ago
8

Find the surface area of the cylinder.

Mathematics
2 answers:
Lunna [17]3 years ago
6 0

Answer:

1188 inches

Step-by-step explanation:

Elena-2011 [213]3 years ago
6 0

Answer:

The surface area of the cylinder with a radius of 7 and height of 20 would be 1186.92.

Step-by-step explanation:

The formula as given by the image is

h=20, r=7.

Substitute your radius and height as follows:

SA=SA=2*pi*r^2+2pi*r*h\\(2*3.14*7^2)+(2*3.14*7*20)

And now solve!

307.72+879.2=1186.92

The answer would be 1186.92

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Which is one of the transformations applied to the graph of f(x) = x2 to change it into the graph of g(x) = -3x2 - 36x - 60?
MatroZZZ [7]

Answer:

A) The graph of f(x) = x2 is made narrower.

Step-by-step explanation:

The transformed graph has equation:

g(x) =  - 3 {x}^{2}  - 36x - 60

To see the transformations clearly, we need to rewrite the function in the vertex form:

g(x) =  - 3( {x}^{2}  + 12x) - 60

g(x) =  - 3( {x}^{2}  + 12x + 36) - 60  + 3 \times 36

g(x) =  - 3( {x} + 6)^{2}   + 48

Therefore, the graph of the original function is made narrow of the multplier, 3.

The correct answer is A

5 0
3 years ago
Read 2 more answers
Find the first five terms of the sequence given by a 1 = 2, a n = 3 a n -1 - 1.
lara31 [8.8K]

Answer:

2, 5, 14, 41, 122

Step-by-step explanation:

Using the recursive rule with a₁ = 2

a₂ = 3a₁ - 1 = 3(2) - 1 = 6 - 1 = 5

a₃ = 3a₂ - 1 = 3(5) - 1 = 15 - 1 = 14

a₄ = 3a₃ - 1 = 3(14) - 1 = 42 - 1 = 41

a₅ = 3a₄ - 1 = 3(41) - 1 = 123 - 1 = 122

The first 5 terms are 2, 5, 14, 41, 122

8 0
3 years ago
Read 2 more answers
Determine whether the sequence is arithmetic or geometric.
Bad White [126]
Sequence 1 is <span>arithmetic because it is has a subtractive rate of change.
Sequence 2 is geometric because it has a multiplicated rate of change. </span>
4 0
3 years ago
The length of a rectangle is 6 yd longer than its width. if the perimeter of the rectangle is 44 yd , find its area.
NNADVOKAT [17]
Let's call the length L and the width w. 

perimeter = 2L + 2w
44 = 2L + 2w

the length is 6 yards longer than the width. so L = w + 6.

plug this into the equation. 44 = 2(w+6) + 2w
44 = 2w + 12 + 2w
44 = 4w + 12
32 = 4w
w = 8
L = w + 6
L = 8 + 6
L = 14

area = Lw
area = 8(14)
area = 112 yd²
3 0
3 years ago
Explain why functions with the property f(–x) = –f(x) are called odd functions and functions with the property f(–x) = f(x) are
anastassius [24]

Answer:

The functions with the property f(–x) =f(x) are called even functions because they symmetric about the y-axis and The functions with the property f(–x) = -f(x) are called odd because these function are symmetric about the origin .

Step-by-step explanation:

The functions with the property f(–x) =f(x) are called even functions because they symmetric about the y-axis . In other words these functions usually take a form x^2 ,x^4 ,x^6 ,x^8 etc . However ,there are other functions that behave like that too, such as cos(x).An even exponent does not always make an even function, for example (x+1)^2 is not an even function .

The functions with the property f(–x) = -f(x) are called odd because these function are symmetric about the origin . In other words they are called odd because of the functions like x, x^3 ,x^5 ,x^7, etc .but there are other functions that behave like that, too, such sin(x) .but an odd exponent does not always make an odd function, for example x3+1 is not an odd function.

7 0
3 years ago
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