How many 1-cm cubes would be needed to build a cube 4cm on each edge

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

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

If f(x) = 2x - 6 and g(x) = 3x + 9, find (f - g)(x). a. (f-g)(x) = x + 15 o o b. (f- g)(x) = -x - 15 o c. (f- g)(x) = 5x + 3 o d. (f- g)(x) = -x+3 submit