Solve the linear inequality. Express the solution using set-builder notation and interval notation. Graph the solution set.x - 7 ? -5
A. {x|x < 2}; (-?, 2)
B. {x|x < -12}; (-?, -12)
C. {x|x ? 2}; (-?, 2]
D. {x|x ? 2}; [2, ?)
Answer: C
Mathematics
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Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.12961/4
A. 24 B. 6 C. 144 D. 7776
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Find the equation of the parabola satisfying the following conditions:
?
Vertex at 
, focus located on the line 
, passing through the point 
.
?
A. ?
B. ?
C. ?
D. 
E. None of the above
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Evaluate or simplify the expression without using a calculator.2 log 103.9
A. 0.78 B. 7.8 C. 78 D. 2.7220
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Refer to the graph of the linear function defined by 
or the graph of the linear functions defined by 
and 
to solve the equation or inequality.
y1 > y2
A. (-?, ?) B. (5, ?) C. ? D. (-2, ?)
Mathematics