Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the rational function. Include the graphs and equations of the asymptotes.f(x) = 
A. asymptote: y = 0
B. asymptotes: x = 2, x = -2
C. asymptote: y = 0
D. asymptote: y = 1
Mathematics
Find the area.
A. 578 in.2 B. 646 in.2 C. 739.5 in.2 D. 1479 in.2
Mathematics
Choose the graph that matches the given function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Find any values of the variable that make the expression undefined.
A. 0 B. 2, -2 C. 8, -9 D. -8, -9
Mathematics