1
TS EAMCET 2022 (Online) 18th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $\left(\frac{\sqrt{3}+i}{\sqrt{3}-i}\right)^m=1,2022 < m < 2029$, then $m=$

A

2023

B

2024

C

2028

D

2026

2
TS EAMCET 2022 (Online) 18th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $1, \omega, \omega^2$ are the cube roots of unity, $n \in N$ and $n>2$ then the least value of $n$ such that $1+\omega$ is a root of $x^n-x=0$ is

A

3

B

5

C

7

D

4

3
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Let $z$ be a complex number such that $|z|-z=2+i$, where $i=\sqrt{-1}$. Then, $|z|=$

A

$\frac{5}{2}$

B

$\frac{\sqrt{41}}{4}$

C

$\frac{5}{3}$

D

$\frac{5}{4}$

4
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the amplitude of $z-2-3 i$ is $\pi / 4$, then the locus of $z=x+i y$ is

A

$x+y-1=0$

B

$x-y-1=0$

C

$x+y+1=0$

D

$x-y+1=0$

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