1
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

$$\left\{x \in R / \frac{\sqrt{|x|^2-2|x|-8}}{\log \left(2-x-x^2\right)}\right.$$ is a real number $$\}=$$

A
$$(-\infty,-4] \cup[4, \infty)$$
B
$$\phi$$
C
$$(-1,2)$$
D
$$(-\infty,-4] \cup(-1,2) \cup[4, \infty)$$
2
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

The domain of the real valued function $$f(x)=\sin \left(\log \left(\frac{\sqrt{4-x^2}}{1-x}\right)\right.$$ is

A
$$(1,4)$$
B
$$(-1,1)$$
C
$$(-2,1)$$
D
$$(-2,4)$$
3
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

If $$A=\left[\begin{array}{cc}2 & -3 \\ -4 & 1\end{array}\right]$$, then $$\left(A^T\right)^2+(12 A)^T=$$

A
$$5\left[\begin{array}{cc}8 & 12 \\ -9 & 5\end{array}\right]$$
B
$$5\left[\begin{array}{cc}8 & -9 \\ -12 & 5\end{array}\right]$$
C
$$\left[\begin{array}{cc}40 & -45 \\ 60 & 25\end{array}\right]$$
D
$$\left[\begin{array}{cc}40 & -60 \\ -45 & 25\end{array}\right]$$
4
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

If $$a, b, c$$ are respectively the 5 th, 8 th, 13 th terms of an arithmetic progression, then $$\left|\begin{array}{ccc}a & 5 & 1 \\ b & 8 & 1 \\ c & 13 & 1\end{array}\right|=$$

A
0
B
1
C
abc
D
520
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