Perform the indicated operation.The shape of a curve in a machined part results in the expression 6R - (3R - r). Simplify the expression.
A. 6R
B. 3R - r
C. 3R + r
D. r - 3R
Answer: C
Mathematics
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Solve the problem.The following Venn diagram describes the types of cookies in a bakery. Use it to determine how many chocolate chip cookies do not also have walnuts.
A. 32 B. 10 C. 15 D. 25
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Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by the triangle with vertices (4, 0), (4, 2), (6, 2)
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Find the probability.A card is drawn from a well-shuffled deck of 52 cards. What is the probability of drawing a heart, club, or diamond?
A. 3
B. 
C. 
D. 
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Find the partial fraction decomposition for the rational expression.
A. - 
+ 
+ 
B. - 
- 
+ 
C. 
+ 
- 
D. - 
+ 
+ 
Mathematics