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Area of the parallelogram formed by the lines `2 x-3 y+a=0,3 x-2 y-a=0,2 x-3 y+3 a=0` and `3 x-2 y-2 c=0` is 10 sq. units, then `a=`

A

±1

B

±10

C

±5

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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