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Popular Questions
- Let z1 =3+4i and z2=-1+2i.then | z1+z2 |sqr -2(| z1| sqr +| z2 |sqr) is equal to
- The value of i^1/3 is
- if -1+ root(-3) = re(i) , the thita is equal to
- the maximum value | z | where z satisfies the condition | z+2/z | =2 is
- the argument of the complex number(i/2-2/i) is equal to
- If |z-25i| less than = 15, then |max.amp(z)- min.amp (z)|=
- Solving 3 - 2yi = 9x - 7i, where i2 = -1, for x and y real, we get
- the modules and amplitude of (1+i3)8 are respictevely
- if a complex number is in 3rd quadrant ,then its conjugate will remain in .....quadrant
- If w=(-1+root3 i)/2 then (3+w+3w^2)4=
- The value of a+bw+cw^2/b+cw+aw + a+bw+cw^2/c+aw+bw^2 will be
- The value of | (1 + i unroot 3) / (1 + 1/ (i + 1)sqr) | is
- If z = -2/1+under root 3 i, then the value of arg (z) is
- if z = 7 - I / 3 - 4i , then z PW(14)
- If n is a positive integer, then which of the following relations is false
- let z be complex number . then the angle between vectors and -iz is
- If |z| = 4 and arg z = 5pie/ 6 , then z =
- i2 + i4 + i6 +.....upto (2n+1) terms =
- The sum of amplitude of z and another complex number is pi . The other complex number can be written
- if the conjugate of ( x+ iy)(1-2i) be 1+i then
- If |z1|=|z2| and amp z1 + amp z2 = 0 , then
- If Z and Z` are complex numbers such that
- If -pi is less than arg (z) less than - (pi/2), then arg z - arg (-z) is
- If z1,z2,z3 are non-zero ,non collinear complex numbers such that 2/z1=1/z2/1/z3 then
- if z be the conjugate of the complex number z, then which of the following relation is false
- if |z-2|/|z-3|=2 represented a circle, then its radius is equal to
- The value of
- let z be a purely imaginary number such that im(z)smaller 0. then arg (z) is equal to
- if 2z1/3z2 is purely imaginary number then | z1- z2/z1+z2| =
- If the amplitude of z-2-3i is pi/4 , then locus of z=x+iy is
- Additive inverse of 1 - i is
- if the cube roots of unity are 1, w, w^2 then the roots of the equation
- Argument and modulus of 1+i/1- i are respectively
- The conjugate of ( 2+ i)sqr / (3+i) , in the form of a+ ib, is
- Equation is given below
- (sin theetha + i cos theetha) is equal to
- If z = x+iy and w = 1-iz/z-i than |w| = 1 shows that in complex plane
- The value of
- if w (#1) is a cube root of unity, and (1+w) =a +bw then
- If iz^4+1=0, then z can take the value
