Provide an appropriate response.What form do planes perpendicular to the y-axis have in spherical coordinates?
A. ? = a sin ? sin ?
B. ? = a csc ?
C. ? = a csc ? csc ?
D. ? = a csc ?
Answer: C
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Provide an appropriate response.In 2000, the population of Littletown was 10 thousand. Use the given doubling time to predict the population in 2100. Assume a doubling time of 40 years.
A. 40,000 thousand B. 56.6 thousand C. 320.0 thousand D. 5.7 thousand
Match the given function to its graph.1) y = sin (x - 
)2) y = cos (x + 
)3) y = sin (x + 
)4) y = cos (x - 
)A B
height="201" width="200" />C D
A. 1B, 2D, 3C, 4A
B. 1C, 2A, 3B, 4D
C. 1A, 2B, 3C, 4D
D. 1A, 2D, 3C, 4B
Find the formula and limit as requested.For the function f(x) = 2x + 2, find a formula for the upper sum obtained by dividing the interval [0, 3] into n equal subintervals. Then take the limit as n?? to calculate the area under the curve over [0, 3].
A. 6 - 
; Area = - 3
B. 6 + 
; Area = 6
C. 6 + 
; Area = 15
D. 6 + 
; Area = 
Multiply.5(1 - y)
A. 5 + 5y B. 5 - y C. 5 - 5y D. 1 - 5y