The height (in feet) of a punted football is a function of the time the ball is in the air. The function is defined by h(t) = –7t2 + 48t. What is the height of the football after 4 seconds? feet

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.