Divide. Express your answer in standard form.
A. -9 - 8i
B. 8 - 9i
C. -9 + 8i
D. 225 - 200i
Answer: A
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Solve the problem.A hot dog stand sells hot dogs with cheese, relish, chili, tomato, onion, mustard, or ketchup. How many different hot dogs can be concocted using any 3 of the extras?
A. 210 B. 105 C. 840 D. 35
Solve the problem.Ariel, a marine biologist, models a population P of crabs, t days after being left to reproduce, with the function . Assuming that this model continues to be accurate, when will this population become extinct? (Round to the nearest day.)
A. 1512 days B. 911 days C. 547 days D. 707 days
Write the ratio as a ratio of whole numbers using fractional notation. Write the fraction in simplest form.3.3 to 10
A.
B.
C.
D.
Perform the indicated operation. Assume that all variables represent nonnegative real numbers.9 - 2m2p
A. 11m2p
B. 7m2p
C. Can't simplify
D. 7