Find all specified roots.Cube roots of 8i
A. -2i, 
+ i, - 
+ i
B. 2i, 
+ i, - 
+ i
C. 2i, 
- i, - 
- i
D. -2i, - 
- i, 
- i
Answer: A
Mathematics
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Solve the problem.The March 1 unpaid balance in an account was $190. On March 7, a payment of $75 was made. The finance charge rate was 1.7% per month of the average daily balance. Find the new balance at the end of March.
A. $137.02 B. $116.70 C. $117.14 D. $117.20
Mathematics
Use the square root property to solve the equation.(x - 10)2 = -49
A. {3, 17} B. {10 - 7i, 10 + 7i} C. {-10 - 7i, -10 + 7i} D. {-17, -3}
Mathematics
Find the inverse of the matrix A, if it exists.A = 
A. A-1 = 
B. A-1 does not exist.
C. A-1 = 
D. A-1 = 
Mathematics
Rewrite 95° in radian measure as a multiple of ?.? ?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics