If Rolle's theorem holds for the function f(x)=x^3-ax^2+bx-4, x [1, 2] with f' ( 4 3 )=0, then ordered pair...

Question

If Rolle's theorem holds for the function f(x)=x^3-ax^2+bx-4, x [1, 2] with f' ( 4 3 )=0, then ordered pair (a, b) is equal to :

Accepted Answer

(A)

JEE Main 2021 Mathematics question