Find the logarithm using the change-of-base formula.log4 2
A. 2.0000
B. 0.5000
C. -0.5000
D. 1.0000
Answer: B
Mathematics
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Graph the fraction on a number line.
A. 
B. 
C. 
D. 
Mathematics
Plot the point in the number plane.
A. 
B. 
C. 
D. 
E. 
Mathematics
Factor completely.9y8 - 9z8
A. 9(y2 + z2)(y + z)(y - z) B. 9(y4 + z4)(y2 + z2)(y + z)(y - z) C. 9(y4 + z4)(y2 + z2)(y - z) D. 9(y4 + z4)(y2 + z2)(y2 - z2)(y + z)(y - z)
Mathematics
How much colder is the average temperatures at cruising altitudes of 20,000 ft than at 12,000 ft?
A) –28°
B) 28°
C) 22°
D) –36°
E) –22°
Mathematics