Question

Which expression is not equivalent to 2rº + 10x + 12? (1) (2x + 4)(x + 3) (3) (2x + 3)(x + 4) (2) (2x + 6)(x + 2) (4) 2(x + 3)(x + 2)

Answer 1

(2x + 3)(x + 4) = 2x² + 8x + 3x + 12 = 2x² + 11x + 12 ≠ 2x² + 10x + 12

So, the expression (2x + 3)(x + 4) is not equivalent to 2x² + 10x + 12