Find all specified roots.Fifth roots of 1.

A. 1, cis , cis , cis , cis 
B. 1, cis , cis , cis , cis 
C. 1, cis , cis , cis ,-1
D. -1, cis , cis , cis , cis 

Answer: A

Mathematics

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Solve, finding all solutions in [0, 2?). Give an exact answer unless indicated otherwise. = 

A. , 
B. , 
C. , 
D. , 

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Provide an appropriate answer.Fill in the blanks (four of them) with the best responses:To use DeMoivre's theorem to find the n nth roots of a complex number: 1. Express the number in ________________form. 2. Express the root as a ________________ exponent. 3. Use n =  with ? to find one root. 4. Use n =  and add _______° to ?, _________ times.

A. rectangular; decimal; 360; n - 1 B. fractional; polar; 360; n - 1 C. fractional; polar; 180; n - 1 D. polar; fractional; 360; n - 1

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A. ±4 B. 4.5 C. 3 D. ±3

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Describe and graph the interval of real numbers.(-1, 4)

What will be an ideal response?

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Mathematics