if a×b means 2×a+3xb-3, find (-2)×4
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here, by comparing axb by -2x4
we get value a=-2,b=4
then the value becomes=2x-2 + 3x4-3
=-4+12-3
=5
hope it helps you!!
we get value a=-2,b=4
then the value becomes=2x-2 + 3x4-3
=-4+12-3
=5
hope it helps you!!
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