Solve the problem.The length of the ellipse x = a cos t, y = b sin t, 0 ? t ? 2? is Length = 4a
where e is the ellipse's eccentricity.Use Simpson's Rule with n = 6 to estimate the length of the ellipse when a = 2 and e = 1/3.
A. 11.8956
B. 12.1751
C. 11.2546
D. 12.2097
Answer: D
Mathematics
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Solve.1.38x - 3.46 = 3.21x - 8.584
A. 0.29 B. 2.8 C. 3.8 D. 0.28
Mathematics
The position of a car is given by the values in the following table.
Find the average velocity for the time period beginning when t=2 and lasting 2 seconds.
a. 46.1 ft/s
b. 31.9 ft/s
c. 33.5 ft/s
d. 33.8 ft/s
e. 33.2 ft/s
Mathematics
Write the slope-intercept form of the equation for the line passing through the given pair of points.(-4, 0) and (5, -2)
A. y = 
x + 
B. y = - 
x - 
C. y = 
x - 
D. y = - 
x + 
Mathematics
Rationalize the denominator and simplify. 
A. 
B. 
C. 
D. 
Mathematics