Math, asked by abhijaychavan07, 3 months ago

Find the product of (7 − 9)(7 − 9) by using

suitable identity

Answers

Answered by Vimalraj17

0

the required answer is 4

Answered by abi871

0

Step-by-step explanation:

(a-b)^2=a2-2ab+b2

=7^2-2×7×9+9^2

49-126+81

4.....

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