Find an exact value.tan 
A. 
B. 
C. 2 + 
D. 2 - 
Answer: D
Mathematics
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Solve the equation.
= 
x
A. 
B. 
C. 
D. {1}
Mathematics
Graph the system of inequalities.y < 2x - 4y ? 
x
A. 
B. 
C. 
D. 
Mathematics
Complete the table and use the results to find the indicated limit.If f(x) = 4x2 + 4x + 5, find 
f(x).
A. 14 B. 12.5 C. 0 D. 13
Mathematics
Simplify the expression. Assume all variables represent nonnegative real numbers.
? 
A. 
B. 
C. 
D. 
Mathematics