Use Descartes's Rule of Signs to determine the possible number of positive and negative real zeros for the given function.f(x) = x4 - 6
A. 1 positive zero, 0 negative zeros
B. 0 positive zeros, 1 negative zero
C. 1 positive zero, 1 negative zero
D. 0 positive zeros, 0 negative zeros
Answer: C
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Which of the following formulas can not be used to find the surface area of a cube??
A.
?
B.
??S = 2LH + 2LW + 2WH
C.
?
D.
?S = 2LH + 2LW + 2LH
E.
?None of the above.
Find the range for the given data.The amount that Jeremy has saved in each of the last six months is shown below. 
A. $483 B. $109 C. $457 D. $113
Use the figure to answer the question.This double-bar graph shows the number of male (M) and female (F) athletes at a university over a 
period.
2009201020112012YearWhich year had the greatest number of male athletes?
A. 2011 B. 2009 C. 2010 D. 2012
Add or subtract. Express the answer as a mixed number.7
+ 12
A. 18
B. 7
C. 20
D. 19