Using Green's Theorem, find the outward flux of F across the closed curve C.F = ln (x2 + y2) i + tan-1 
j; C is the region defined by the polar coordinate inequalities 
and 
A. 0
B. 13
C. 26
D. 85
Answer: A
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Find the exact value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.Find tan ?.
A. 
B. 
C. 
D. 
Solve the problem.The percent of people who say they plan to stay in the same job position until they retire has decreased over recent years, as shown in the table below.
Find a power function that models the data in the table using an input equal to the number of years from 2000. Round values to the nearest thousandth.
A. y = - 0.638x120.077 B. y = 43.934x-0.240 C. y = 52.857x-0.071 D. y = 120.077x-0.638
Pick the best choice by estimating. Do not measure. For metric measurements, do not attempt to convert to the U.S. system. The area of a classroom is __________. ?
A. 0.5 acre B. 1,000 ft2 C. 0.15 acre D. 100 ft2 E. 0.55 acre
Find the zero of the function f.f(x) = 5x - 7
A. - 
B. -8
C. 
D. 8