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Which of the following functions are str...

Which of the following functions are strictly increasing on `(0, (pi)/(2))`?

A

`sin x`

B

`sin2x`

C

`sin 3x`

D

`tanx.`

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MODERN PUBLICATION-APPLICATIONS OF DERIVATIVES-NCERT - FILE (Question from NCERT Book) (Exercise 6.2)
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  18. Prove that the function f given by f(x)=log cos x is strictly decreasi...

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  19. Prove that the function given by f(x)=2x^(3)-6x^(2)+7x is strictly inc...

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