Which is the best estimate for the average rate of change for the quadratic function graph on the interval −3 ≤ x ≤ −2?

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

Which expression is equivalent to sq-80

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?