Math, asked by deepakjishrivastav2, 3 days ago

find the value of expression of a=3,b=0 ,c=2,x-2,y=-1
(a) a²-2ab-b²
(b)6x²-9y² +2xy

Answers

Answered by yoganshdanger

1

a²-2ab-b² = 0

6x²-9y²+ 2xy =19

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