The imaginary part of is
4/5
0
2/5
-(4/5)
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
Write real and imaginary parts of 3/2 i
Re(Z) = 3 Im(Z) = 2 i
Re(Z) = 0 Im (Z) = 3/2
Re(Z) = 3 i Im (Z) = 2
None of these
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
The additive inverse of 1 - i is
0 + 0i
-1 + i
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 + i y)1/3 = 2 + 3 i, then 3 x + 2 y is equal to
-20
-60
-120
60
The modulus and amplitude of are
√2 and π/6
1 and 0
1 and π/3
1 and π/4
Express in the standard form a+i b: ((-3+i) (4-2 i)
10+10 i
-10 -10 i
-10 + 10 i
Express in the standard form a+i b:
1-3 i
1+ 3 i
-1-3 i
