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

The general solution of the equation $\sqrt{6-5 \cos x+7 \sin ^2 x}-\cos x=0$ also satisfies the equation

A

$\tan x+\cot x=2$

B

$\cot x+\operatorname{cosec} x=1$

C

$\tan x+\sec x=1$

D

$\sec x+\operatorname{cosec} x=2$

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

$$ \tan ^{-1} \frac{3}{5}+\tan ^{-1} \frac{6}{41}+\tan ^{-1} \frac{9}{191}= $$

A

$\tan ^{-1} \frac{9}{10}$

B

$\tan ^{-1} \frac{18}{19}$

C

$\tan ^{-1} \frac{3}{191}$

D

$\tan ^{-1} \frac{6}{205}$

3
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $2 \tanh ^{-1} x=\sinh ^{-1}\left(\frac{4}{3}\right)$, then $\cosh ^{-1}\left(\frac{1}{x}\right)=$

A

$\log (\sqrt{2}+1)$

B

$\log (\sqrt{2}-1)$

C

$\log (2+\sqrt{3})$

D

$\log (2-\sqrt{3})$

4
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $p_1, p_2, p_3$ are the altitudes and $a=4, b=5, c=6$ are the sides of a $\triangle A B C$, then $\frac{1}{p_1^2}+\frac{1}{p_2^2}+\frac{1}{p_3^2}=$

A

$\frac{77}{225}$

B

$\frac{44}{225}$

C

$\frac{308}{225}$

D

$\frac{22}{75}$

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