What do I do on the calculator to get x=48.2? Because I divide 170 by 152 and then press tan but I get a completely different decimal. Please 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.

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

Find the nonpermissible replacement for binthis expression.b2/5b +5