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If Delta(x)=|[sin2x, e^x sinx+x cosx, si...

If `Delta(x)=|[sin2x, e^x sinx+x cosx, sinx+x^2 cosx] , [cosx+sinx, e^x+x, 1+x^2] , [e^x cosx, e^2x, e^x]|` then

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