NDA Math Application of Derivatives

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Directions (Q. Nos. 76 to 78):Read the following information and answer the three items that follow:
A curve y=memx where m > 0 intersects y-axis at a point P.

[NDA II 2019]

Question : 26 of 73

Marks: +1, -0

How much angle does the tangent at P make with y- axis?

[NDA II 2019]

tan−1m2
cot−1(1+m2)
sin−1(
1
√1+m4
)
sec−1√1+m4

Validate

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