Multiple choice

What is the least common multiple of p3 + q3 + 3p2q + 3pq2 and p2 - q2?

  1. (p + q)3

  2. p + q

  3. (p + q)3 (p - q)

  4. (p - q)3 p + q
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

p3 + q3 + 3p3q = (p + q)3 Factors of (p + q) 3 = (p + q) (p + q) (p + q) Factors of (p2 - q2) = (p - q) (p + q) LCM = (p + q)3 (p - q)

Keep practicing — related questions