Find all indicated roots. Write your answer in the specified form.Cube roots of 1; rectangular form

A. -1, 1
B. 1, -  + i, -  - i
C. 1,  - i, -  - i
D. 1,  + i, -  + i


Answer: B

Mathematics

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Use the table to solve the problem. Round to the nearest cent.Jenny Sherrer has $29,000 to invest and believes that she will earn 8% compounded semiannually. Find the compound amounts if she invests for 4 years and for 8 years. Then find the additional amount earned due to the longer period.

A. $20,390.48 B. $45,675.29 C. $5,762.59 D. $14,627.89

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Add.-220 + 450

A. 670 B. 230 C. -670 D. -230

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Is the following correspondence a function??

A. Yes B. No

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Divide and simplify. ÷ 

A.
B. (z - 3)(z - 5)
C.
D.  

Mathematics