Use cross products to determine whether the proportion is true or false.
= 
A. True
B. False
Answer: A
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 9y2, x = 9
A. 
?
B. 
?
C. 3?
D. 
?
Mathematics
Find the total area of the region between the curve and the x-axis.y = x2 + 1; 0 ? x ? 1
A. 
B. 
C. 
D. 
Mathematics
The graphs show the sales of two companies competing for market share. Use the graphs to answer the question.
During which years were the sales of Company B less than those of Company A?
A. None B. 1990, 1991, 1992, 1993 C. 1995 D. 1994, 1995
Mathematics
Write as a single logarithm.log2 (x - 4) - log2 (x - 2)
A. log2 
B. log2 (x2 - 6x + 8)
C. log2 -2
D. log2 
Mathematics