Use trigonometric identities to find the value of the given function. Find cos 135°.
A. 
B. 
C. -2 + 
D. - 
Answer: D
Mathematics
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The graph below shows the approximate annual percentage growth rate in world population for the years 1960 through 2010. Data is estimated by the UN Census Bureau.Annual Growth Rate (Percentage) 
Use the graph to answer the question.In which year(s) during the period 1960-2010 is world population growing at the fastest rate?
A. 1963-1964 B. 1984 C. 1970 D. 2010
Mathematics
Sketch the graph of the pair of functions. Use a dashed line for g(x).f(x) = 
, g(x) = -3
A. 
B. 
C. 
D. 
Mathematics
Graph the inequality.
+ 
> 1
A. 
B. 
C. 
D. 
Mathematics
Simplify the root, if possible.
A. cannot be simplified
B. (3m + 2n)2
C. 3m + 2n
D. 
Mathematics