Simplify the complex fraction.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Use a calculator to approximate the logarithm to four decimal places.log 2.88
A. 1.0578 B. 0.4742 C. 0.4594 D. 0.4440
Mathematics
Find all numbers that must be excluded from the domain of the rational expression.
A. x ? 0 B. x ? -8 C. x ? 8 D. x ? -7
Mathematics
Use the Half-angle Formulas to find the exact value of the trigonometric function. tan 
A. -1 - 
B. 1 - 
C. 1 + 
D. -1 + 
Mathematics