What is the minimum angle by which the coordinate axes have to be rota – McqOptions

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1.	What is the minimum angle by which the coordinate axes have to be rotated in anticlockwise sense (in Degrees), such that the function f(x) = 3x³ + 5x + 1016 has at least one Rolles point
A.	<sup> </sup> <sub>180</sub> tan<sup>-1</sup>(5)
B.	tan<sup>-1</sup>(5)
C.	<sup>180</sup> <sub> </sub> tan<sup>-1</sup>(5)
D.	-tan<sup>-1</sup>(5)
Answer» D. -tan<sup>-1</sup>(5)

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