Question

Convert 1/(x+1) to a denominator of x^3+1

Answer 1

(x² - x + 1)/(x³ + 1)

Explanation:

(x³ + 1) = (x + 1)(x² - x + 1)

1(x² - x + 1)/[(x + 1)(x² - x + 1)

(x² - x + 1)/(x³ + 1)