Question

Which of the following tables shows that y=kf(x)
results in the parent function y=|x+4|
being vertically stretched by a k factor of 3?(1 point)

This table displays values of x and their corresponding y values based on the function y=kf(x)
x y=kf(x)

0 12
1 15
2 18

This table displays values of x and their corresponding y values based on the function y=kf(x)
x y=kf(x)

0 4
1 5
2 6

This table displays values of x and their corresponding y values based on the function y=kf(x)
x y=kf(x)

0 1.3
1 1.7
2 2

This table displays values of x and their corresponding y values based on the function y=kf(x)
x y=kf(x)

0 −12

1 −15

2 −18

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Answer 1

The first table:

x: 0 → y = 12, 1 → 15, 2 → 18.

Reason: f(x)=|x+4| gives f(0)=4, f(1)=5, f(2)=6. Multiplying by k=3 gives y = 3·4 = 12, 3·5 = 15, 3·6 = 18.