Question

What are the excluded values? x+3/y(z+5)

1.) x=-3 ; z=0
2.) y=-5 ; z=0
3.) y=0 ; z=-5
4.) None of the above

Answer 1

The denominator must not be zero. y=0, z=-5 or both of these possibilities together.

Answer 2

At first, can you tell what the meaning of an "excluded value" ?