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

If $n, K \in N$ such that $n \neq 3 K$, then $(\sqrt{3}+i)^{2 n}+(\sqrt{3}-i)^{2 n}=$

A

$(-1)^n 2^{2 n+1}$

B

$(-1)^{n+1} 2^{2 n+1}$

C

$(-1)^{n+1} 2^{2 n}$

D

$(-1)^{n+1} 2^n$

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

In argand plane, no value of $\sqrt[3]{1-i \sqrt{3}}$ lie in

A

First quadrant

B

second quadrant

C

Third quadrant

D

Fourth quadrant

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

If $l$ is the maximum value of $-3 x^2+4 x+1$ and $m$ is the minimum value of $3 x^2+4 x+1$, then the equation of the hyperbola having foci at $(l, 0),(7 m, 0)$ and eccentricity as 2 is

A

$36 x^2-12 y^2=49$

B

$49 x^2-36 y^2=12$

C

$2 x^2-5 y^2=1$

D

$36 x^2-12 y^2=1$

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

If the equation $x^2-3 a x+a^2-2 a-k=0$ has different real roots for every rational number $a$, then $k$ lies in the interval

A

$0

B

$-\infty

C

$\frac{4}{5}

D

$-\infty

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