LaurelleX423274 LaurelleX423274
  • 03-11-2022
  • Mathematics
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Hi I need help with this question please thank you!

Hi I need help with this question please thank you class=

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ZeaJ16682 ZeaJ16682
  • 03-11-2022

Given:

a² - b² = (a + b)(a - b). Then;

a² - 81 = (a + 9)(a - 9).

A Difference of Squares

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