Graph the solution set of the system.y ? -x2 - 6x - 4y ? x2 + 6x + 4
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Decide whether the statement is true or false.Parallel lines lie in the same plane.
A. True B. False
Mathematics
Find the indicated value.Let f(x) = 3x + 2x. Find f(-1).
A. 
B. 
C. 5
D. 
Mathematics
Use the graph of f to evaluate each expression.f(-2), f(0)
A. -3, -4 B. -2, -3 C. -3, -3 D. -4, -4
Mathematics
Perform the transformation.Write csc x in terms of tan x.
A. ± 
B. 
C. 
D. 
Mathematics