Let the number of gallons g of water in a pool after t hours be given by g(t)=15,000-500t for 0 is less than or equal to t and t is less than of equal to 30.
a. find g(t+h)
b. find the difference quotient

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2