How do you do this I’m confused pls help

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Which of the following describes the symmetry of the graph of y = x3?

What is the value of f(x) = 2.2 for f(-2)?