Nichole tried to evaluate (-z)3 where (-z) = -3.
(-z)3

a) =(−(−3))3
b) =(3)3
c) =27

find nichole's mistake

*p. s this is coming from khan academy, the lesson is equations with square roots & cube roots and it is my last question to get right. if i get it right i will pass this test. plz give me the right answer*

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x