Which other expression has the same value as (-14) - 8? Explain.

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?

What is the standard form of -5x^2+2x^4-11+x^3+3x

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left