Author Zainab in Mathematics, 07.28.2018

Which trinomial is equivalent to (3x-1)(x+4)

Answered by ahmedhabib047

Foil this out. first 3x*x
outer 3x*4
Inner -1*x
last -1*4 multiply, combine like terms, and you'll have your answer

Answered by vivindalka

(3x - 1)(x +4)== 3x * x + 3x * 4 - 1 * x - 1 * 4 == 3x^2 + 12x - x - 4 = = 3x^2 + 11x - 4

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