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
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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
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
Evaluate or simplify the expression without using a calculator.2 log 103.9
A. 0.78 B. 7.8 C. 78 D. 2.7220
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, ?)