What is the length of side PQ in this figure? A. 4
B. 14
C. square root of 52
D. square root of 61

What is the equation of a parabola y(x) that has a vertex at point (− 1/3 , 0.3) and passes through point (− 2/15 , − 1/2 ).

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?