Question

ax-by=0 and
x+y= a+b
Find the value of x² + y² .​

Answer 1

Step-by-step explanation:

ax+by+cz=pax+by+cz=p is

x2+y2+z2−−−−−−−−−−√=a(0)+b(0)+c(0)+pa2+b2+c2−−−−−−−−−−√=pa2+b2+c2−−−−−−−−−−√.x2+y2+z2=a(0)+b(0)+c(0)+pa2+b2+c2=pa2+b2+c2.

hence

x2+y2+z2=p2a2+b2+c2.x2+y2+z2=p2a2+b2+c2.