Question

Simplify and find the value if x = 1 y=0 z= -1. (2x-y)+y(z-z)+x(y+z)

Answer 1

Step-by-step explanation:

if x=1 y= 0 z=-1

then (2x-y)+y(z-z)+x(y-z)

2×1-0+0(-1-1)+1(0-(-1))

2+0+1

3

Answer 2

Answer:

1

Step-by-step explanation:

x=1,y=0,z=-1

2(1)-0+0(-1-1)+1(0-1)

=1