Factor by grouping.5xy + 20x + 7y + 28
A. (5x + 4)(y + 7)
B. (5x + 7)(y + 4)
C. (5x + 7y)(y + 4)
D. (5x + y)(7y + 4)
Answer: B
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Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded above by the line y = 6, below by the line y = 
, and on the left by the y-axis, about the line y = 6
A. 50? B. 420? C. 60? D. 30?
A categorical proposition is given. If it is not already in standard form, rephrase it. State the subject and predicate sets, and draw a Venn diagram for the proposition. Label all regions of the diagram clearly.Movies are entertaining.
What will be an ideal response?
Find the probability.If you are dealt two cards successively (without replacement) from a standard 52-card deck, find the probability of getting two black cards.
A. 
B. 
C. 
D. 
Rationalize the denominator.
A. 
B. 
- 
C. 
D. 