1
WB JEE 2025
MCQ (More than One Correct Answer)
+2
-0
Change Language

If $f(x)=\int_0^{\sin ^2 x} \sin ^{-1} \sqrt{t} d t$ and $g(x)=\int_0^{\cos ^2 x} \cos ^{-1} \sqrt{t} d t$, then the value of $f(x)+g(x)$ is

A
$\pi$
B
$\frac{\pi}{4}$
C
$\frac{\pi}{2}$
D
$\sin ^2 x+\sin x+x$
2
WB JEE 2025
MCQ (More than One Correct Answer)
+2
-0
Change Language

The value of $\int\limits_{-100}^{100} \frac{\left(x+x^3+x^5\right)}{\left(1+x^2+x^4+x^6\right)} d x$ is

A
100
B
1000
C
0
D
10
3
WB JEE 2024
MCQ (More than One Correct Answer)
+2
-0
Change Language

$$ \text { The points of extremum of } \int_\limits0^{x^2} \frac{t^2-5 t+4}{2+e^t} d t \text { are } $$

A
$$\pm$$ 1
B
$$\pm$$ 2
C
$$\pm$$ 3
D
$$\pm$$ $$\sqrt2$$
4
WB JEE 2023
MCQ (More than One Correct Answer)
+2
-0
Change Language

Let f be a non-negative function defined on $$\left[ {0,{\pi \over 2}} \right]$$. If $$\int\limits_0^x {(f'(t) - \sin 2t)dt = \int\limits_x^0 {f(t)\tan t\,dt} } ,f(0) = 1$$ then $$\int\limits_0^{{\pi \over 2}} {f(x)dx} $$ is

A
3
B
$$3 - {\pi \over 2}$$
C
$$3 + {\pi \over 2}$$
D
$${\pi \over 2}$$
WB JEE Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12