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1
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The domain of the function $f(x)=\sin ^{-1}\left(\log _2\left(\frac{x^2}{2}\right)\right)$ is
A
$[-2,0) \cup(0,1)$
B
$[1, \infty) \cap[-2,2]$
C
$[-2,-1] \cup[1,2]$
D
$(-\infty, 1] \cap[-2,2]$
2
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The range of the function $f(x)=-\sqrt{-x^2-6 x-5}$ is
A
$[0,2]$
B
$[-2,0]$
C
$[-2,2]$
D
$(-\infty, 2]$
3
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

If $f: R \rightarrow R$ is defined by $f(x)=2 x+\sin x, x \in R$, then $f$ is

A
one-one and onto
B
one-one but not onto
C
onto but not one-one
D
neither one-one nor onto
4
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $t$ is a parameter, $A=(a \sec t, b \tan t)$, $B=(-a \tan t, b \sec t)$ and $O=(0,0)$, then the locus of the centroid of $\triangle O A B$ is
A
$9 x y=a b$
B
$x y=9 a b$
C
$x^2-9 y^2=a^2-b^2$
D
$x^2-y^2=\frac{1}{9}\left(a^2-b^2\right)$
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