Let's reduce: x2 + 2x + 1x + 1 We first try to factorize the numerator Let's factorize in ℝ: x2 + 2x + 1 You can rephrase the expression into: (x + 1)2 With the new factorized numerator, we try to simplify the new quotient: (x + 1)2x + 1 ▷Answer: x + 1