expand the following:(3x-4y)^2
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(3x-4y)²
(a-b)²= a²-2ab + b²
here a = 3x and b = 4y
(3x)²-2×3x×4y + (4y)²
9x²-24xy+16y²
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Answer:
9x² - 24xy + 16y²
Step-by-step explanation:
(a - b)² = a² - 2ab + b² ---> Formula
(3x-4y)² = (3x)² - 2(3x)(4y) + (4y)²
= 9x² - 24xy + 16y²
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