1
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+2
-0

The value of $\cos ^{-1}\left\{\frac{1}{\sqrt{2}}\left(\cos \frac{9 \pi}{10}-\sin \frac{9 \pi}{10}\right)\right\}$ is

A
$\frac{7 \pi}{20}$
B
$\frac{13 \pi}{20}$
C
$\frac{17 \pi}{20}$
D
$\frac{21 \pi}{20}$
2
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+2
-0

Consider the statements given by following :

(A) If $3+3=7$, then $4+3=8$.

(B) If $5+3=8$, then earth is flat.

(C) If both (A) and (B) are true, then $5+6=17$.

Then which of the following statements is correct?

A
(A) is true while (B) and (C) are false.
B
(A) and (C) are true while (B) is false.
C
(A) and (B) are false, while (C) is true.
D
(A) is false but (B) and (C) are true.
3
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+2
-0

If $\alpha+\beta=\frac{\pi}{2}$ and $\beta+\gamma=\alpha$, then $\tan \alpha$ equals

A
$2(\tan \beta+\tan \gamma)$
B
$\tan \beta+\tan \gamma$
C
$\tan \beta+2 \tan \gamma$
D
$2 \tan \beta+\tan \gamma$
4
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+2
-0

If $\mathrm{f}(x)=\frac{\log x}{x}(x>0)$, then it is increasing in

A
$(0, \mathrm{e})$
B
$(\mathrm{e}, \infty)$
C
$(0, \infty)$
D
$(-\infty, \infty)$
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