Use De Moivre's Theorem to find the indicated power of the complex number. Write your answer in standard form a + bi.(2 - 2i)5
A. -128 + 128i
B. -64
+ 64
i
C. -64 + 64i
D. - 
+ 
i
Answer: A
Mathematics
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Find the requested polynomial. Find a polynomial function of degree 3 with 1 + 3i, 1 - 3i, -1 as zeros.
A. f(x) = x3 - x2 + 10x + 10 B. f(x) = x3 - x2 - 8x + 8 C. f(x) = x3 - x2 + 8x + 10 D. f(x) = x3 - x2 + 10ix + 10i
Mathematics
Find the amount of premium retained by the company and the amount of refund to the insured using proration.Jessica's Boutique pays an annual fire insurance premium of $786. The insurance company cancels the policy after 5 months.
A. $393.00, $393.00 B. $323.33, $462.67 C. $262.00, $524.00 D. $327.50, $458.50
Mathematics
Solve the problem.Suppose that f(x) = 5x. If f(x) = 
, what is x?
A. -3 B. -5 C. 3 D. 5
Mathematics
Evaluate.
, when p = 27 and q = 3
A. 12 B. 96 C. 36 D. 72
Mathematics