The function h(t)= -16t^2 + 16t + 4 models the height h, in feet, of a ball t seconds after it is thrown straight up into the air. What is the initial velocity and initial height of the ball? What is the maximum height the ball reaches?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

In triangles abc and wxy, a=w and b=x which of the following must be true to prove abc=wxy by the aas theorem? a.ab=bc b.bc=xy c.ab=wx d.

In which form is the following function written? y = - 2(x – 3)(x + 5)