Math, asked by Articxz, 1 year ago

Multiply (a+b+3c) (a+b-3c)

Answers

Answered by krimusa7524

5

hope it will be helpful to you

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Answered by gargnidhi1977

1

Answer:

Step-by-step explanation:

((a+b)+3c)((a+b)-3c)

(a+b)^2-(3c)^2

a^2+b^2+2ab-9c^2

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