If Rolle's theorem holds for. |Monotonicity| JEE MAIN 2021

JEE MAIN 2021

25-02-21 S1

Question

If Rolle's theorem holds for the function $f(x)=x^3-a x^2+b x-4, x \in[1,2]$ with $f^{\prime}\left(\frac{4}{3}\right)=0$, then ordered pair $(a, b)$ is equal to:

Select the correct option:

(5, 8)

(–5, 8)

(5, –8)

(–5, –8)

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Easy

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