kirabuzz1 kirabuzz1
  • 20-03-2021
  • Mathematics
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PLEASE ANSWER WILL GIVE BRAINLIEST TO CORRECT ANSWER

PLEASE ANSWER WILL GIVE BRAINLIEST TO CORRECT ANSWER class=

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ezioassasin55
ezioassasin55 ezioassasin55
  • 20-03-2021

Step-by-step explanation:

Hia error is in the third step.

He squared the contents of the bracket directly instead of using the (a + b)² = a² + 2ab + b²

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