Which expression is identical to (x - 5)^2 + 3?

  1. x^2+10x+28
  2. x^2-10x+8
  3. x^2-10x+28
  4. x^2-10x-22
Answer

C) x^2-10x+28

(x - 5)^2 + 3 = x^2 - 10x + 25 + 3 = x^2-10x+28, so LHS = RHS. SLO M-09-B-15 · Knowledge

Mathematics MCQ · More Logic MCQs · Practise