If Z is a complex number such that , then
z is purely real
z is purely imaginary
z is any complex number
real part of z is the same as its imaginary part
The complex number when represented in the Argand diagram is
In the second quadrant
In the first quadrant
On the Y- axis
On the X- axis
If x = 3 + i, then x3 - 3 x2 - 8 x + 15 is equal to
6
10
45
-15
The argument of the complex number is
π/3
π/4
π/5
π/6
The additive inverse of 1 - i is
0 + 0i
-1 + i
None of these
The amplitude of is
2 π/3
Write as as complex number
If (3+i) z = (3-i) , then the complex number z is.
a (3-i), a∈R
, a∈R
a(3+i), a∈R
a (-3 + ), a∈R
The imaginary part of is
4/5
0
2/5
-(4/5)
The number of non-zero integral solutions of the equation |1-i|x = 2x is represented on the y axis (imaginary axis)
infinite
1
2
