Question

find the product. simplify your answer.
(3y - 1)(4y + 1)

Explanation:

Step1: Apply FOIL method

$(3y)(4y) + (3y)(1) + (-1)(4y) + (-1)(1)$

Step2: Calculate each term

$12y^2 + 3y - 4y - 1$

Step3: Combine like terms

$12y^2 + (3y - 4y) - 1 = 12y^2 - y - 1$

Answer:

$12y^2 - y - 1$