Question

The number of terms that you get on simplifying (3x + 5)(x - 4) is___.

Answer 1

(3x + 5)(x - 4) = 3x(x - 4) + 5(x - 4) (using distributive property)
= 3$x^2$ - 12x + 5x - 20
= 3$x^2$ - 7x - 20
So, there are 3 terms.