Write the number as the product of a real number and i.
A. -i
B. 7
C. 7i
D. -7i
Answer: C
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Consider these figures:
Which figure above, if any, is topologically equivalent to the given figure? Identify the topologically equivalent figure by letter.A coffee cup
A. A B. B C. C D. None of these
Decide whether or not the network is traversable.
A. Not traversable B. Traversable
Simplify the expression using the order of operations.9 + 9 ÷ 3 ? 4 - 2
A. 58 B. 22 C. 23 D. 19
Solve the problem.A lake is stocked with 437 fish of a new variety. The size of the lake, the availability of food, and the number of other fish restrict growth in the lake to a limiting value of 2731. The population of fish in the lake after time t, in months, is given by the function P(t) = 
. Find the population after 15 months.
A. 2475 fish B. 2485 fish C. 2490 fish D. 2465 fish