The area of a square plot is (9x^2 + 30x + 25) m². Its side is:

  1. (x + 5) m
  2. (3x + 25) m
  3. (3x + 5) m
  4. (9x + 5) m
Answer

C) (3x + 5) m

9x^2 + 30x + 25 = (3x + 5)^2. SLO M-09-A-21 · Application

Mathematics MCQ · More Factorization MCQs · Practise