Question

The problem is attached from http://saab.org

Answer 1

@ikram002p

Answer 2

i got D , but not sure that my work goes well :o

Answer 3

D is the right answer. Can you post the steps?

Answer 4

ok ,
f'(x+y,x+z,x+y)
f'(-2,0,2=(2,0,-2)
humm i dnt knw i took
sqrt 4+0+4=sqrt 8 :|

Answer 5

by f', you mean the gradient of the function.

Answer 6

This is the solution generated by http://saab.org

Answer 7

yess

Answer 8

ty !
i got it nw :D