Math, asked by davidgurung6630, 3 days ago

Using identities evaluate 7²-6²

Answers

Answered by balwantverma419

0

Answer:

( a² - b² )= a² + 2ab - b²

= 7² + 2×7×6 - 6²

= 49 + 84 - 36

= 133 - 36

= 97

Step-by-step explanation:

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