What dimension or dimensions do you need to know to find the volume of a sphere?

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.