Math, asked by pankaj7224, 11 months ago

2a2+ b2 + c2 + 4ab - a2 + 3ac - 5ab – 4ac – bc.
a=1
b=2
c=-1.
note=answer is 7

Answers

Answered by jigishamehta11

0

Answer:

Yes answer 7 is correct ooooooooooook

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