Question

Which of the following could be the equation of the function below?

Answer 1

Question:

Which of the following could be the equation of the function below?

Answer:

B. Y=0.5(4(x+pi/2))-2

Answer 2

9514 1404 393

Answer:

B

Explanation:

The only answer choice shown that has a midline value of -2 is the second one. This is confirmed by a graphing calculator.