Simplify. Assume that all radicands are nonnegative.
(
+ 
)
A. sin ? + 
B. cos ? 
C. sin ? (1 + 
)
D. 
+ 
Answer: C
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Decide whether the statement is true or false.The absolute value of any number is positive.
A. True B. False
You are given the population and the growth rate as of 2000 for a hypothetical country. Assume that the growth rate remains the same from year to year. Using an exponential function to model population growth, determine the size of the population in the specified year.Population = 988 million, growth rate = 1.5 percent, year: 2012
A. 988.0 million B. 1199.0 million C. 1181.3 million D. 1163.8 million
Find all rational zeros and factor f(x).f(x) = 4x3 - 28x2 - x + 7
A. 2, -2, 7; f(x) = (x - 2)(x + 2)(x - 7)
B. 
, - 
, 7; f(x) = (x - 2)(x + 2)(x - 7)
C. 1, -1, 7; f(x) = (2x - 1)(2x + 1)(x - 7)
D. 
, - 
, 7; f(x) = (2x - 1)(2x + 1)(x - 7)
Divide.
÷ 
A. - 
B. - 6
C. 
D. - 