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The difference between the maximum and m...

The difference between the maximum and minimum value of the function `f(x)=3sin^4x-cos^6x` is :

A

`3/2`

B

`5/2`

C

`3`

D

`4`

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Verified by Experts

The correct Answer is:
D
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VIKAS GUPTA (BLACK BOOK)-APPLICATION OF DERIVATIVES -EXERCISE (SUBJECTIVE TYPE PROBLEMS)
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  16. Let f (x) =x ^(2) +2x -t ^(2) and f(x)=0 has two root alpha (t ) and b...

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  17. A tank contains 100 litres of fresh water. A solution containing 1 gm/...

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  18. If f (x) is continous and differentiable in [3,9) and f'(x) in [-2,8] ...

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  19. It is given that f 9x) is difined on R satisfyinf f (1)=1 and for AA ...

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  20. The number of normals to the curve 3y ^(3) =4x which passes through th...

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  21. Find the number of real root (s) of the equation ae ^(x) =1+ x + (x ^(...

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