Find the length of the arc on the circle of radius r meters intercepted by a central angle ?. Round your answer to three decimal places.r = 3, ? = 40°
A. 2.094 m
B. 1.885 m
C. 2.303 m
D. 1.675 m
Answer: A
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Find a formula for the function graphed.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 5 ln 
- 
+ C
B. 5 ln 
+ 
+ C
C. 5 ln 
+ 
+ C
D. 2 ln 
- 
+ C
The table lists data that are exactly linear. (i) Find the slope-intercept form of the line that passes through these data points. (ii) Predict y when x = -1.5 and 4.6. 
A. y = 4.6x + 93.3; y = -100.2, y = -72.14 B. y = 2.3x + 93.3; y = 89.85, y = 103.88 C. y = -4.6x + 93.3; y = 100.2, y = 72.14 D. y = -2.3x + 93.3; y = 96.75, y = 82.72
Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 8146 B. Incorrect; should be 8147 R2 C. Incorrect; should be 8147 R1 D. Correct