Math, asked by s15217bamena23417, 2 days ago

Use suitable identity to solve (7a−9b)(7a+9b)​

Answers

Answered by Shivendrashinde40
0

Answer:

identity is( a+b) (a-b)

= a²-b²

so answer is 49a²-81b²

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Answered by poojakasera181
0

Answer:

49a^2-63ab+ 63ab+81b^2

bro this is the answer of the question

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