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f(x)=sin+sqrt(3)cosx is maximum when x= ...

`f(x)=sin+sqrt(3)cosx` is maximum when `x=` `pi/3` (b) `pi/4` (c) `pi/6` (d) 0

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RD SHARMA ENGLISH-MAXIMA AND MINIMA-All Questions
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  19. The minimum value of x\ (log)e x is equal to e (b) 1//e (c) -1//e (d) ...

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  20. The minimum value of the function f(x)=2x^3-21 x^2+36 x-20 is -128 ...

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