Math, asked by nithintop3218, 1 year ago

The integral $\int\limits^\frac{3\pi}{4}_\frac{\pi}{4} \frac{dx}{1+\cos x}$ is equal to:
(a) –1
(b) –2
(c) 2
(d) 4

Answers

Answered by keshav0994

option 3. i have used property 3(or 4, can't remember exactly) given in ncert

Attachments:

Previous Question

Next Question

Similar questions

Chemistry, 6 months ago

Math, 6 months ago

Math, 6 months ago

Math, 1 year ago

If m is a non-zero number and $\int\frac{x^{5m-1}+2x^{4m-1}}{(x^{2m}+x^{m}+1)^{3}}dx$ = f(x) + c, then f(x) is: (a) $\frac{x^{5m}}{2m(x^{2m}+x^{m}+1)^{2}}$ (b) $\frac{x^{4m}}{2m(x^{2m}+x^{m}+1)^{2}}$ (c) $\frac{2(x^{5m}+x^{4m})}{(x^{2m}+x^{m}+1)^{2}}$ (d) $\frac{(x^{5m}-x^{4m})}{2m(x^{2m}+x^{m}+1)^{2}}$ ...

Math, 1 year ago

The integral $\int\frac{2x^{12}+5x^{9}}{(x^{5}+x^{3}+1)^{3}}dx$ is equal to : (a) $\frac{x^{5}}{2(x^{5}+x^{3}+1)^{2}}+C$ (b) $\frac{-x^{10}}{2(x^{5}+x^{3}+1)^{2}}+C$ (c) $\frac{-x^{5}}{(x^{5}+x^{3}+1)^{2}}+C$ (d) $\frac{x^{10}}{2(x^{5}+x^{3}+1)^{2}}+C$ ...

Math, 1 year ago

Biology, 1 year ago

Math, 1 year ago