Question

If x² + y² + z² = 44 and xy + yz + zx = 10
find the value of x + y + z​

Answer 1

Step-by-step explanation:

Goven that,

x^2+y^2+z^2=44

and

xy+yz+zx=10

We know that,

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

=44+2(10)

=44+20

=64

i.e.,,,

x+y+z=8

HOPE THIS IS HELPFUL.

Answer 2

Step-by-step explanation:

this is your answer!

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