Diffrentiation

Mathematics (CUET)

Title

45:30

Video Progress

8 of 24 completed

Notes Progress

5 of 15 completed

MCQs Progress

38 of 100 completed

Subjective Progress

8 of 20 completed

Continue to Next Topic

Indian Economy - Understanding the basics of Indian economic system

Download Solution PDF

If y = sec^-1 ( x+1 / x−1 )+ sin^-1 ( x−1 / x+1 ), then dy / dx is equal to -

0

1

x−1 / x+1

x+1 / x-1

Explanation:

y = sec^-1 x+1 / x−1 + sin^-1 x−1 / x+1

Or y = cos^-1 x−1 / x+1 + sin^-1 x−1 / x+1 = π / 2 [As cos^-1 x + sin^-1 x = π / 2 ]

∴ dy / dx = 0

Profile ResourcesReport error