Question on: JAMB Mathematics - 2007

If y = x cos x, find dy/dx

A
sin x - x cos x
B
sin x + x cos x
C
cos x + x sin x
D
cos x - x sin x
Ask EduPadi AI for a detailed answer
Correct Option: D

y = x cos x

dy/dx = 1. cos x + x (-sin x)

= cos x - x sin x

Add your answer

Notice: Please post responsibly.

Please share this, thanks!

No responses