Math, asked by aryachugh8thnchhps, 2 months ago

solve this question by expansion​

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Answers

Answered by r4272
0

Answer:

sorry I don't know I am in class 7

Step-by-step explanation:

this question is not came in my maths book

Answered by jlbeecher
1

Answer:

(a - 3b)  (a^2 + 3 ab + 9 b^2)

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