Determine the amplitude and range of the function and sketch its graph.y = -2 sin x
A. amplitude: 2; range: [-2, 2]
B. amplitude: 2; range: [-2, 0]
C. amplitude: 2; range: [0, 2]
D. amplitude: 2; range: [-2, 2]
Answer: D
Mathematics
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Divide.(4r3 - 3r2 - 8r - 4) ÷ (r - 2)
A. 4r2 + 5r + 
B. 4r2 + 5r + 2
C. r2 + 2r + 5
D. 4r2 - 5r - 2
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Graph the parabola with the given equation.(x - 1)2 = -6(y + 2)
A. 
B. 
C. 
D. 
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Add or subtract vertically.Subtract 3n5 - 19n3 - 15 from 9n5 - 9n3 + 11.
A. 42n8 B. 6n5 + 10n3 + 26 C. 6n5 - 6n3 - 4 D. 6n5 + 10n3 - 4
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Find the volume of the solid. When appropriate, use ? ? 3.14 and round to the nearest hundredth.
A. 2099.52 yd3 B. 4199.04 yd3 C. 699.84 yd3 D. 1399.68 yd3
Mathematics