Question

X power 2 +y power 2+z power 2 when x=2 ,y=2, z=2

Answer 1

Answer:

x^2+y^2+z^2 when x=2, y=2, z=2

substitute instead of x, y, z, 2

=(2) ^2+(2) ^2+(2) ^2

=2^2 means multiply 2 two times

=4+4+4

=12