Use a calculator to evaluate the expression. 
A. 165
B. 330
C. 6.653 × 106
D. 831,600
Answer: A
You might also like to view...
Find T, N, and B for the given space curve.r(t) = 
i + 
j + 4tk
A. T = 
(sin 3t)i - 
(cos 3t)j ; N = (-sin 3t)i - (cos 3t)j ; B = 
(cos 3t)i - 
(sin 3t)j - 
k
B. T = 
(cos 3t)i - 
(sin 3t)j ; N = (-sin 3t)i - (cos 3t)j ; B = 
(cos 3t)i - 
(sin 3t)j - 
k
C. T = 
(cos 3t)i - 
(sin 3t)j + 
k ; N = (-sin 3t)i - (cos 3t)j ; B = - 
k
D. T = 
(cos 3t)i - 
(sin 3t)j + 
k ; N = (-sin 3t)i - (cos 3t)j ; B = 
(cos 3t)i - 
(sin 3t)j - 
k
Find the area of the specified region.Shared by the circles r = 2 and r = 4 cos ?
A. 
(2? + 3
)
B. 
?
C. 2?
D. 
(4? - 3
)
Solve the problem.Two elliptical pathways in a park intersect as shown below. If the equations of the ellipses that represent the outermost perimeter of the pathways are 
and 4x2 + y2 = 2500, at which points do the pathways intersect? 
A. (-10
, -10
), (-10
, 10
)
B. (-10
, 10
), (10
, 10
)
C. (10
, -10
), (10
, 10
)
D. (-10
, -10
), (-10
, 10
), (10
, -10
), (10
, 10
)
Reduce the fraction by finding a common factor in the numerator and in the denominator and dividing by the common factor.
A. 
B. 
C. 
D. 