Math, asked by pushpenderhpu, 2 months ago

Factorise : x²+ 9y² + 4z² + 6xy
+ 6xy - 12yz - 4xz​

Answers

Answered by Piyani1716
5

Step-by-step explanation:

3a2+5b2−bc2)−(2a2−8b2+7c2)=

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