z= -6 + j 3, " also " = r, thetaz=−6+j3, also =r,θ
r = sqrt((-6)^2 + 3^2) = sqrt45 = 6.7082r=√(−6)2+32=√45=6.7082
theta = tan ^ (-1) (3 / -6) = tan ^ (-1) (-0.5) = -26.57^@ = 153.43^@, " point lies in II quadrant"θ=tan−1(3−6)=tan−1(−0.5)=−26.57∘=153.43∘, point lies in II quadrant
color(orange)("Polar form is "(6.7082, 153.43^@Polar form is (6.7082,153.43∘