Home › JEE Main › mathematics › Limits and Derivatives › The derivative of $\cos x$ with respect to $x$ is:
The derivative of $\cos x$ with respect to $x$ is:
A$\cos x$
B$\sin x$
C$-\sin x$
D$-\cos x$
Answer & Solution
Correct answer: C. $-\sin x$
d/dx(cos x) = −sin x.
Related questions
lim(x→∞) (3x² + x + 1) / (5x² + 2) equals:If f(x) = 1/x, then f′(x) is:lim(x→2) (x³ − 8) / (x² − 4) equals:The derivative of f(x) = √x with respect to x is:lim(x→0) (e^x − 1) / x equals:lim(x→0) (tan x) / x equals:d/dx [(x² + 1)(x + 1)] using product rule equals:If f(x) = 3x² + 5x + 7, then f′(x) is: