Use cross products to determine whether the proportion is true or false.
= 
A. True
B. False
Answer: A
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Evaluate the algebraic expression for the given values of the variables.6x2 + 3y for x = 9 and y = 4
A. 2928 B. 2016 C. 498 D. 123
Express the sum in sigma notation.1 - 2 + 4 - 8 + 16
A. 
2k
B. 
C. 
2k
D. 
2k + 1
Use the indicated bin size to construct a frequency table for the set of data. Include columns for relative frequency and cumulative frequency.The weekly incomes (in dollars) of 20 college students are shown below.120 180 240330 165 178 215 268 0 305 90 144 336 116 0 74 136 85 165 62 Use 50-point bins (0-49, 50-99, etc)
What will be an ideal response?
Identify the greatest common factor.5x2 + 10x
A. 5x B. 10x C. 5 D. 5x2