Expand (3x - 1)(3x + 4). | vedclass

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Question

(A) To expand the expression $(3x - 1)(3x + 4)$,we use the distributive property ($FOIL$ method):$(3x - 1)(3x + 4) = (3x)(3x) + (3x)(4) + (-1)(3x) + (

Vedclass · Accepted Answer

$9x^2 + 9x - 4$

Vedclass · Answer

(A) To expand the expression $(3x - 1)(3x + 4)$,we use the distributive property ($FOIL$ method):$(3x - 1)(3x + 4) = (3x)(3x) + (3x)(4) + (-1)(3x) + (-1)(4)$$= 9x^2 + 12x - 3x - 4$$= 9x^2 + 9x - 4$

Expand $(3x - 1)(3x + 4)$.

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