evaluate(4x-3y+7z)^2
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Step-by-step explanation:
=(4x-3y+7z)^2
=16x² - 9y² + 49z²
Answered by
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Answer:
(4x-3y+7z)^2
(4xX4x)-(3yX3y) +(7zX7z)
16x-9y+42z
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