Let f(x) = x^2 and g(x) = 2x + 3. write an expression that represents each composition:
a. (g ∘ f)(x)
b. f(f(−2))
c. (f ∘ g) (1 / x)

Which of the following expressions is equal to 2x^2+8

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.