Badiuddin askIITians.ismu Expert
Last Activity: 14 Years ago
Dear pallavi
A=(1*9 +2*0)/(1+2) ,(1*12 +2*0)/(1+2)
=3 ,4
B =(2*9 +1*0)/(1+2) ,(2*12 +1*0)/(1+2)
=6 ,8
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