Question

factorize:-
81–90xy+25x²y²
​

Answer 1

Answer:

hi dear friend

Step-by-step explanation:

Solution :

81 - 90xy + 25x²y²

= 9² - 2*9*5xy + ( 5xy )²

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We know the algebraic identity:

a² - 2ab + b² = ( a - b )²

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= ( 9 - 5xy )²

= ( 9 - 5xy )( 9 - 5xy )

plzz mark me brainliest

Answer 2

Answer:

(kindly ignore handwriting)