Solve and graph the solution set.y - 5 < -8
A. {y|y ? -3} or (-?, -3]
B. {y|y ? -3} or [-3, ?)
C. {y|y < -3} or (-?, -3)
D. {y|y > -3} or (-3, ?)
Answer: C
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Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log8
A. 
log813 - log87
B. log87 - log8
C. log4
- log47
D. log8
+ log87
Solve the problem. Round amounts to the nearest cent and percents to the nearest tenth of a percent.A DVD player that costs $152 sells for a 30% markup based on the cost. What is the selling price of the DVD player?
A. $45.60 B. $506.67 C. $197.60 D. $116.92
Solve.The radius r of a plastic tube used in manufacturing a child's toy must not differ from the standard s by more than 2 millimeters. The manufacturing engineers express this as 
If the standard s is 50, solve the inequality for the radius r. Express the answer in set-builder notation.
A. { r 
}
B. { r 
}
C. { r 
}
D. { r 
}
Graph the ellipse and label the center.
+ 
= 1
A. C(0, 4)
B. C(0, -4)
C. C(-4, 0)
D. C(4, 0)