Math, asked by samkumar5776565, 5 hours ago

please answer this questions please click this pic and see the questions and please ... answer write in copy

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Answered by manibharathip1993

0

Answer:

1st question:

(a+b)(a-b)=a^2-b=(9x^2-36)/4

2nd question:

=32xy

5th question:

=18x^3+3x^2-21x+14

Step-by-step explanation:

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