( 5x – 7) ( 5x – 7) please send me the answer
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⟹ ( 5x - 7 )²
⟹ 5x² + 49 - 2 × 5x × 7
⟹ 5x² + 49 - 70x
⟹ 5x² - 70x + 49
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Half I know
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