Question

evalute the following algebraic expressions
x²+y²-z²-3xyz if x=1,y=-1,z=2​​​

Answer 1

Answer:

-2

Step-by-step explanation:

by putting the given values in equation

pls mark as brilliantest

Answer 2

Answer:

4

Step-by-step explanation:

x²+y²-z²-3xyz

Given x=1,y=-1,z=2

Putting the values

1+1-4-3(-2)

1+1-4+6=4

HOPE IT HELPS