SOLUTION: Please help me solve and understand this homework problem: Find and simplify P(a+h)-P(a) given P(x)= x square - 3x. I'm coming up with h square - 2ah - 3a. Is this correct?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Please help me solve and understand this homework problem: Find and simplify P(a+h)-P(a) given P(x)= x square - 3x. I'm coming up with h square - 2ah - 3a. Is this correct?      Log On