(1) Answers
The absolute value of a complex number a+bi is the distance from the point (0,0) to the point (a,b) in the complex plane. By pythagoras the distance is therefore sqrt((-4)^2+sqrt(2)^2)=sqrt(16+2)=sqrt(18)
Add answer
Sign in
Sign up
The absolute value of a complex number a+bi is the distance from the point (0,0) to the point (a,b) in the complex plane. By pythagoras the distance is therefore sqrt((-4)^2+sqrt(2)^2)=sqrt(16+2)=sqrt(18)