1
TS EAMCET 2023 (Online) 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $\sin 2 \theta$ and $\cos 2 \theta$ are solutions of $x^2+a x-c=0$, then

A

$a^2-2 c-1=0$

B

$a^2+2 c-1=0$

C

$a^2+2 c+1=0$

D

$a^2-2 c+1=0$

2
TS EAMCET 2023 (Online) 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $x=\log \left(y+\sqrt{y^2+1}\right)$, then $y=$

A

$\tanh x$

B

$\operatorname{coth} x$

C

$\sinh x$

D

$\cosh x$

3
TS EAMCET 2023 (Online) 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In $\triangle A B C$, if $a: b: c=4: 5: 6$, then the ratio of the circumradius to its inradius is

A

$16: 7$

B

$25: 11$

C

$5: 4$

D

$9: 5$

4
TS EAMCET 2023 (Online) 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The perimeter of a $\triangle A B C$ is 6 times the arithmetic mean of the values of the sine of its angles. If its side $B C$ is of unit length, then $\angle A=$

A

$\frac{\pi}{6}$

B

$\frac{\pi}{3}$

C

$\frac{\pi}{2}$

D

$\pi$

TS EAMCET Papers

All year-wise previous year question papers