If π< θ < 2π and z = 1 + cos θ + i sin θ, then write the value of |z|.
As we all know that,
z = 1 + cos θ + i sin θ
a = (1+cosθ) and b = sin θ
π< θ < 2π it means z lies in second quadrant
z = -θ
1
If π< θ < 2π and z = 1 + cos θ + i sin θ, then write the value of |z|.
As we all know that,
z = 1 + cos θ + i sin θ
a = (1+cosθ) and b = sin θ
π< θ < 2π it means z lies in second quadrant
z = -θ