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1
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $A+B+C=4 S$, then $\sin (2 S-A)$

$$ +\sin (2 S-B)+\sin (2 S-C)-\sin 2 S= $$

A

$4 \cos \frac{A}{2} \cos \frac{B}{2} \cos \frac{C}{2}$

B

$4 \sin \frac{A}{2} \cos \frac{B}{2} \cos \frac{C}{2}$

C

$4 \cos \frac{A}{2} \sin \frac{B}{2} \cos \frac{C}{2}$

D

$4 \sin \frac{A}{2} \sin \frac{B}{2} \sin \frac{C}{2}$

2
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $1^{\circ}=0.0175$ radians, then the approximate value of $\sec 58^{\circ}$ is

A

1.9899

B

1.8788

C

1.8511

D

1.9677

3
TG EAPCET 2024 (Online) 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $(\sin \theta-\operatorname{cosec} \theta)^{2}+(\cos \theta+\sec \theta)^{2}=5$ and $\theta$ lies in the third quadrant, then $(\sin \theta+\cos \theta)^{3}=$
A
$-2 \sqrt{2}$
B
$2 \sqrt{2}$
C
4
D
-4
4
TG EAPCET 2024 (Online) 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $0 < B < A < \frac{\pi}{4}, \cos ^{2} B-\sin ^{2} A=\frac{\sqrt{3}+1}{4 \sqrt{2}}$ and $2 \cos A \cos B=\frac{1+\sqrt{2}+\sqrt{3}}{2 \sqrt{2}}$, then $\cos ^{2} \frac{4 B}{3}-\sin ^{2} \frac{4 A}{5}=$
A
1
B
$\frac{1}{2}$
C
0
D
$-\frac{1}{2}$
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