Which expression represents the composition g(f(x)) for the functions below?
f(x) = -3x²
g(x) = 3x
09x
9x?
-92
– 27x²

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution