Find the missing length indicated

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

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 value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12