Math, asked by gunavathimurugaiyan, 5 hours ago

using identity show that (7xy+9z)^2 -(7xy-9z)^2=252xyz

Answers

Answered by chandelsandhya13

0

Answer:

16 is your answer correct

Answered by prohinadhar

0

Answer:

16 is ans --778767+&_-+(-'_6-(

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