Question

Let a and B be the emol points of a curve S zdz then is : C SZdz (a) B² – x² (b) ​

Answer 1

Answer:

Step-by-step explanation:

Let z=x+iy

∣z−a∣  

2

+∣z−b∣  

2

=λ

⇒(x−a)  

2

+y  

2

+(x−b)  

2

+y  

2

=λ

x  

2

−(a+b)x+y  

2

=  

2

λ

​

 

This is the equation of a circle.