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If A=[[2,1],[-1,3]], B=[[2,3],[1,1]] "an...

If `A=[[2,1],[-1,3]], B=[[2,3],[1,1]]`
`"and" C=[[1,0,2],[-2,3,0]]`,verify (A+B)C=AC+BC

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USHA PUBLICATION-PRACTICE PAPER-PRACTICE PAPER
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  4. Test differentiability of the following function at the indicated poin...

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  5. If y=tan^(-1)(frac[1+sinx][1-sinx])^(frac[1][2]) and z=log(frac[1+cosx...

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  13. solve:e^-x(d^2y)/dx^2=x

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