Math, asked by poornimapoojary28, 3 months ago

Expand using formula
(3x + 5y + 2)(3x + 5y – 2)

Answers

Answered by yadavy2870

0

Answer:

(3x−5y)

2

=(3x−5y)(3x−5y)

=(3x)

2

−2.3x.5y+(5y)

2

=9x

2

−30xy+25y

2

∴(3x−5y)

2

=9x

2

−30xy+25y

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