Hal forgot the number of people at the basketball game. he does remember that the number had four digits and a 3 in the tens place. write a number that hal could be thinking of.

Find the solutions for a triangle with a =16, c =12, and b = 63º

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?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)