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If the value of maximum slope of f(x)=-x...

If the value of maximum slope of `f(x)=-x^3+8x^2-13x-18` is `lambda` then the value of `root3(15lambda)` must be

A

1

B

2

C

3

D

5

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The correct Answer is:
D
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PATHFINDER-APPLICATION OF DERIVATIVE-QUESTION BANK
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