Question

if (x+y+z)=9and (xy+yz+zx)= 26then find the value of fx^2+,y^2 + z^2​

Answer 1

Answer:

29

Step-by-step explanation:

(x+y+z)^2=x^2+y^2+z^2+2(xy+yz+zx)

Answer 2

here is your answer hope it helps