[Math] The graph of a periodic function is shown below. Determine the amplitude.

calculus

The graph of a periodic function is shown below. Determine the amplitude.

enter image description here

I think the answer is A. If i'am wrong could explain why and your reasoning to the correct answers thanks david.

Best Answer

$$\text{The amplitude of}\ f= \frac{1}{2}|\max f-\min f|$$