Question

What is the amplitude of the sinusoidal function?

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I got -4 but I don't know if that's right.

Answer 1

Answer:

amplitude = 4

Step-by-step explanation:

the amplitude is the maximum subtract the minimum divided by 2

maximum = 1 and minimum = - 7

amplitude = $\frac{1-(-7)}{2}$ = $\frac{8}{2}$ = 4

Answer 2

Answer:

the answer is 4

Step-by-step explanation:

maximum= 1 minimum= -7

1-(-7)/2= 8/2= 4