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C1 Maths simple problem

I am currently doing a C1 pastpaper and an integration question came up, where a simple part got me stuck.

I am supposed to integrate

dy/dx = 5x^-1/2 + x?x

In the mark scheme is states that x?x integrates to become x^3/2, can someone explain this? :confused:

Thanks for your help.
If x?x is supposed to be xxx\sqrt{x} then this is just x1x1/2=x1+1/2=x3/2x^1 x^{1/2}=x^{1+1/2}=x^{3/2}
Original post by Get me off the £\?%!^@ computer
If x?x is supposed to be then this is just



Ahh I get it now, I appreciate your help.

Thanks. :biggrin:

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