1
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
Area of the region bounded by the curve $y=\sin \left(\frac{x}{2}\right)$ between $-4 \pi$ and 0 is
A
4 sq units
B
8 sq units
C
6 sq units
D
1 sq units
2
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
$\int \log x^2 d x=$
A
$\log x^2+x+c$
B
$x \log x^2-1+c$
C
$x \log x^2+x+c$
D
$x \log x^2-2 x+c$
3
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
The value of $\lambda$ for which the angle between lines $\vec{r}=\hat{\imath}+\hat{\jmath}+\hat{k}+p(2 \hat{\imath}+\hat{\jmath}+2 \hat{k})$ and $\vec{r}=(1+q) \hat{\imath}+(1+q \lambda) \hat{\jmath}+(1+q) \hat{k}$ is $\frac{\pi}{2}$
A
$-$4
B
2
C
$-$2
D
4
4
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
The value of $\frac{1}{2 \sin 10^{\circ}}-2 \sin 70^{\circ}$ is
A
0
B
2
C
$-\frac{3}{2}$
D
1
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