1.

Factorize:-1)5x²-4z²y²

Answer»

5x² -4z²y²

=> (√5x)² - (2zy)²

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By FORMULA,
a²-b² =(a+b) (a-b)
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=> (√5x)² -(2zy)²

=> (√5x -2zy) (√5x-2zy)



I HOPE this will HELP you

-by ABHAY



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