A school board member surveys parents to learn how they feel about the new school boundaries

is it a random sample or not a random sample

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.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12