Question

According to the Rational Root Theorem, which function has the same set of potential rational roots as the function g(x) = 3x5 – 2x4 + 9x3 – x2 + 12?

Answer 1

f(x) = 12x5 – 8x4 + 36x3 – 4x2 + 48
= 4(3x5-2x4+9x3-x2+12)