Find the quotient.
A. 4x7 - 4x6 + x
B. 0
C. 4x7 - 4x7 + x2
D. 4x8 - 4x7 + x
Answer: A
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Write as a percent. Round to the nearest hundredth of a percent when necessary.
A. 4.25 % B. 2.35 % C. 23.53 % D. 42.5 %
Solve the problem.A rectangular piece of cardboard measuring 24 inches by 25 inches is to be made into a box with an open top by cutting equal size squares from each corner and folding up the sides. Let x represent the length of a side of each such square. What is the maximum volume of this box? If necessary, round to 2 decimal places.
A. 1088.32 B. 541.06 C. 3.06 D. 14,715.31
Solve the problem.Ultraviolet radiation from the sun is thought to be one factor causing skin cancer. The amount of UV radiation a person receives is a function of the thickness of the earth's ozone layer which depends on the latitude of the area where the person lives. The following data represent the latitudes and melanoma rates for nine randomly selected areas in the United States. The melanoma rates refer to a three-year period. 
Graph the data on a scatter diagram treating latitude as the independent variable. Find an equation of the line containing the points 
-4.0px;" /> and 
Express the relationship using function notation. Graph the line on the scatter diagram. Interpret the slope of the line. Use the line to predict the melanoma rate of an area with a latitude of 36.1 degrees north. 
What will be an ideal response?
Find the determinant of the given matrix.
A. -10 B. -4 C. 4 D. 44