Solve.As Sunee improves her algebra skills, she takes 0.9 times as long to complete each homework assignment as she took to complete the preceeding assignment. If it took her 50 minutes to complete her first assignment, find how long it took her to complete the fifth assignment. Find the total time she took to complete her first five homework assignments. (Round to the nearest minute.)
A. 30 min; 205 min
B. 33 min; 205 min
C. 33 min; 172 min
D. 30 min; 172 min
Answer: B
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Match the function with its graph.1) y = sin (3x)2) y = 3 cos (x)3) y = 3 sin (x)4) y = cos (3x)A)B)
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C)D)
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A. 1A, 2D, 3C, 4B B. 1A, 2B, 3C, 4D C. 1A, 2C, 3D, 4B D. 1B, 2D, 3C, 4A
Find the center-radius form of the equation of the circle.center (-8, -7), radius 
A. (x + 8)2 + (y + 7)2 = 3 B. (x - 7)2 + (y - 8)2 = 9 C. (x + 7)2 + (y + 8)2 = 9 D. (x - 8)2 + (y - 7)2 = 3
By computing the volume of the solid of revolution obtained by revolving the region under the semicircle
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from 
to 
about the 
-axis, show that the volume of a sphere of radius 
is 
cubic units.
What will be an ideal response?
Solve the problem.In chemistry, the ideal gas law is P = 
where P is pressure, T is temperature, V is volume, and K is a constant. Find the missing quantity.V = 6, P = 80, K = 4
A. T = 3.33 B. T = 120 C. T = 53.33 D. T = 1920