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Answer:
- 9 and 28
Step-by-step explanation:
substitute the given values for x, y, z into the expressions
1
- (3 - 2) - 4(3 + 1) + 1 + (2(3) + 2)
= - 1 - 4(4) + 1 + 6 + 2
= - 1 - 16 + 8
= - 17 + 8
= - 9
2
4(2) - 6(- 3 + 1²) + 4(2)
= 8 - 6(- 3 + 1) + 8
= 8 - 6(- 2) + 8
= 8 + 12 + 8
= 28