(3y+2)whole square - (3y-2)whole square
simplify
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1
Answer:
24y
Step-by-step explanation:
(3y+2)²-(3y-2)²
a²-b² = (a+b)(a-b)
(3y+2+3y-2)(3y+2-(3y-2)
(6y)(3y+2-3y+2)
(6y)(4)
24y
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