Factorise 3x^2+10x-8.

  1. (3x+2)(x-4)
  2. (3x-2)(x+4)
  3. (3x+4)(x-2)
  4. (3x+2)(x+4)
Answer

B) (3x-2)(x+4)

Split the middle term using two numbers with product 3 (-8) = -24 and sum 10; this gives 3x^2+10x-8 = (3x-2)(x+4). SLO M-09-A-18 · Understanding

Mathematics MCQ · More Factorization MCQs · Practise