Provide an appropriate response.True or false? If a < 0, then 
= i
.
A. True
B. False
Answer: B
Mathematics
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Use series to evaluate the limit.
x3
A. - 
B. - 256
C. - 4
D. - 32
Mathematics
Write the number in words.480,050,591
A. forty-eight million, fifty thousand, five hundred ninety-one B. four hundred eighty million, fifty thousand, five hundred ninety-one C. four million, eight hundred five thousand, five hundred ninety-one D. four hundred eighty million, five hundred thousand, five hundred ninety-one
Mathematics
Solve the problem.To find the distance AB across a river, a distance BC = 805 m is laid off on one side of the river. It is found that B = 108.0° and C = 12.6°. Find AB.
A. 207 m B. 204 m C. 176 m D. 173 m
Mathematics
Factor completely.r2+ 10r + 25
A. (r + 5)(r - 5) B. (r + 5)2 C. (r + 10)(r - 10) D. (r - 5)2
Mathematics