Question

Sa se de termine x si y i cit sa aiba locegalitatea
(5-3i)x+(1-i)y=2+i​

Answer 1

(5-3i)x+(1-i)y=2+i

5x-3ix+y-iy=2+i

(5x+y)+i(-3x-y)=2+i

facem un sistem:

5x+y=2;

-3x-y=1

=>y=2-5x (il inlocuim in a 2-a relatie)

=> -3x-2+5x=1; 2x=3; x=3/2

y=2-15/2=-11/2

R: x=3/2 si y= -11/2