1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

The equation of the normal to the curve $2 x^2+y^2=12$ at the point $(2,2)$ is

A
$2 x+y-6=0$
B
$x-2 y+2=0$
C
$2 x-y+6=0$
D
$x+2 y+2=0$
2
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

$$\frac{1-\sin \theta+\cos \theta}{1-\sin \theta-\cos \theta}=$$

A
$-\cot \frac{\theta}{2}$
B
$\cot \frac{\theta}{2}$
C
$\tan \frac{\theta}{2}$
D
$-\tan \frac{\theta}{2}$
3
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

If $A$ and $B$ are supplementary angles, then $\sin ^2 \frac{A}{2}+\sin ^2 \frac{B}{2}=$

A
$\frac{1}{3}$
B
1
C
$\frac{1}{2}$
D
0
4
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+2
-0

If the equation $3 x^2+10 x y+3 y^2+16 y+k=0$ represents a pair of lines, then the value of kis

A
$-$21
B
12
C
$-$12
D
21
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