Express in the standard form a+i b: ((-3+i) (4-2 i)
10+10 i
-10 -10 i
-10 + 10 i
None of these
The values of x and y satisfying the equation are
x = 1, y = 3
x = 3, y = -1
x = 0, y = 1
x = 1, y = 0
If Z3 = -1/2 + √3/2 i, then the conjugate of (Z3)4 is.
Write as a complex number.
If Z1=2 + i, Z2 = 3 - 2 i and Z3 = -1/2 + √3/2 then the conjugate of z1z2 is
i
8 + i
8 - i
6 - i
Express in the standard form a+ib:
1+i
1 + i(0)
1
The number of non-zero integral solutions of the equation |1-i|x = 2x is represented on the y axis (imaginary axis)
infinite
2
If Z = r (cos θ + i sin θ), then the value of is
cos 2 θ
2 cos 2θ
2 cos θ
2 sin θ
The real part of the complex number is
1/5
-1/5
5
2/5
If Z1 = √2 ( cos π/4) and z2 = √3 (cos π/3 + i sin π/3 ) then |z1z2| is
6
√2
√6
√3
