leamc2234 leamc2234
  • 11-08-2017
  • Mathematics
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Find the product mentally. (2j + 7)(2j - 7)

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foreveryoungblood
foreveryoungblood foreveryoungblood
  • 11-08-2017


4j^2 -14j +14j - 49

4j^2 - 49

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