Factor out the greatest common factor.-60x8y7 + 36x4y4 + 48x6y2
A. -x4y2(60x4y5 - 36y2 - 48x2)
B. -12(5x8y7 - 3x4y4 - 4x6y2)
C. -12x4y2(5x4y5 - 3y2 - 4x2)
D. -12x4(5x4y7 - 3y4 - 4x2y2)
Answer: C
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Express in terms of sums and differences of logarithms.log
A. log 8 ? 5 log x - 8 log y B. log (8 + x5 - y8) C. log 8 + 5 log x - 8 log y D. log 8 + (log x)5 - (log y)8
Provide an appropriate response.Suppose that a data set has a left-skewed distribution. Which do you think will be larger, the mean or the mode? Explain your thinking.
What will be an ideal response?
Write the binary representation for the letter or word.Q
A. 1010001 B. 1010100 C. 1010010 D. 100100
Provide an appropriate response.Managers rate employees according to job performance and attitude. The results for several randomly selected employees are given below. Use a graphing calculator to find an equation of the least squares regression line of y on x.
A. 
= -47.3 + 2.02x
B. 
= 11.7 + 1.02x
C. 
= 2.81 + 1.35x
D. 
= 92.3 - 0.669x