(7x-8y)^2. find the value.
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Answer:
49x-64y
Step-by-step explanation:
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Your Solution:
(7x - 8y)²
= (7x)² + (8y)² - 2(7x)(8y)
= 49x² + 64y² - 112xy
Identity used (a - b)² = a² + b² - 2ab
I hope you got it.
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