Find all the complex roots. Write the answer in the indicated form.The complex cube roots of 8 (rectangular form)
A. 2, 1 + 
i, -1 - 
i
B. 2, 1 + 
i, 1 - 
i
C. 2, -1 - 
i, 1 - 
i
D. 2, -1 + 
i, -1 - 
i
Answer: D
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Solve the problem.A diving pool that is 9 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a square window, 2.5 m on a side, with the lower edge of the window on the bottom of the pool.
A. 474,687.5 N B. 77,500 N C. 76,562.5 N D. 441,000 N
Write the statement in symbolic form.Let p, q, and r represent the following statements.p: I eat too much.q: I'll exercise.r: The food is good.If I exercise, then the food won't be good and I won't eat too much.
A. (q ? ~r) ? ~p B. ~(r ? p) ? q C. q ? ~(r ? p) D. q ? (~r ? ~p)
Find the quotient.27 ÷ 0
A. 
B. 0
C. 27
D. undefined
Solve the problem.A salesman earns a straight commission of 20%. One week he had sales of $2150. Find his gross pay for the week.
A. $4300.00 B. $43,000.00 C. $430.00 D. $43.00