Question

find the value of the polynomial when

1) x = 4 , y = 3 , z = -2 .

2) x² + y² + z² + 2xyz .

Step By Step explanation Please.​

Answer 1

Answer:

follow this attachment

Answer 2

Step-by-step explanation:

4^2 + 3^2 + -2^2 + 2× 4×3×-2

16 + 9 + 4 - 48

29 - 48

-19

it is write answer