Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Answer: C
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Rewrite the statement using the if...then connective. Rearrange the wording or words as necessary.All children like stuffed toys.
A. If children like it, then it's a stuffed toy. B. If it is a child, then it likes stuffed toys. C. If it is not a stuffed toy, then children like it. D. All children like stuffed toys.
Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when 
A. 16? ft2/ft B. 64? ft2/ft C. 8? ft2/ft D. 16 ft2/ft
Add or subtract as indicated. Simplify, if necessary.- 
+ 
A. 0
B. 1
C. -1
D. 
Solve the problem.The Neighborhood Lemonade Stand, Inc. reported net incomes of -$496, -$366, and -$166 for the past three years. What was its total net income for these three years?
A. -$532 B. -$1028 C. -$862 D. $1028