At x=(5pi)/6,\ \ f(x)=2sin3x+3cos3x is (...

At `x=(5pi)/6,\ \ f(x)=2sin3x+3cos3x` is (a) 0 (b) maximum (c) minimum (d) none of these

A

maximum

B

minimum

C

zero

D

neither maximum nor minimum

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The correct Answer is:

D

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