Math, asked by ItzMagma, 7 months ago

Evaluate 9.7² using suitable identities.

Answers

Answered by CopyThat
9

➺Given:

  • 9.7²

➺ We can write 9.7² as:

  • ( 10 )² + ( 0.3 )² - 2 × 10 × 0.3

➺ Identity used:

  • ( a - b )² = a² + b² - 2ab

➺ Simplification:

  • 100 + 0.09 - 6
  • 94.09

✯9.7² is 94.09✯

⇒Learn more: https://brainly.in/question/7147222

⇒ Evaluate the following by using suitable identities 992²

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