Home Maths Differentiation and Applications of Derivatives Hard If the normal to the curve at the point ma…
Maths Differentiation and Applications of Derivatives Hard Single Correct MCQ
Published on: August 13, 2026

If the normal to the curve at the point makes an angle with the positive x -axis then is equal to

A
B
C
D

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The correct answer is:
D

Slope of the normal =

⇒ ⇒

∴ ∴ , ∴ ∴

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