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Anna71 [15]
3 years ago
7

Part 9: I need help. please help me​

Mathematics
1 answer:
Trava [24]3 years ago
3 0

Answer:   A) a² = b² - w² + 2wx

<u>Step-by-step explanation:</u>

b² - (w - x)² = a² - x²

b² - (w² - 2wx + x²) = a² - x²

b² - w² + 2wx - x² = a² - x²

b² - w² + 2wx       = a²

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