Solve the equation for y in terms of x.ln y + 2.1972 = 8 ln x
A. y = x8 - 9
B. y = x8 - 2.1972
C. y = 
D. y = 
Answer: C
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Solve the problem.Peter's Construction Company needs to cut an arch for the top of a doorway. The arch needs to be 10 feet wide and 4 feet high. The arch will be a section of a circle, drawn using a stretched string with a pencil attached at the end as a compass. Using the coordinate system as shown in the drawing, find the coordinates of the point that would be the center of the circle. Also find the radius of the circle. Round to the hundredths place.
?a = 5
A. (0, -1.13); 5.13 B. (0, -1.03); 5.03 C. (0, -1.06); 5.06 D. (0, -11.25); 15.25
Graph the solution set of the system of inequalities.
x + 
y ? 35x - 2y ? -10
A. 
B. 
C. 
D. 
Find the product. Use the FOIL method.(3x - 3)(3x - 3)
A. 9x2 + 9x - 18 B. 3x2 - 19x + 9 C. 3x2 - 18x - 19 D. 9x2 - 18x + 9
Calculate the left Riemann sums for the function over the given interval, using the given values of n. (When rounding, round answers to four decimal places.)
?
over 
?
A. Left sum = 0.3548 B. Left sum = 1.7738 C. Left sum = 8.8688 D. Left sum = 0.7095 E. Left sum = 1.4190