Find the volume of the solid obtained by rotating the region bounded by 
and y = 2x about the line y = 2.
a. 
Mathematics
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Express the vector as a product of its length and direction.-7i + 7j + 7k
A. 7( -i + j + k)
B. 7
C. 7
D. 
Mathematics
Determine a window which gives a complete graph of the polynomial function.f(x) = 0.3x5 + 3x4 - 2x3 + 3x2 + 2
A. [-6, 6] by [-3000, 3000] B. [-10, 10] by [-1200, 2000] C. [-5000, 5000] by [-150, 150] D. [-20, 20] by [-5000, 8000]
Mathematics
Using the variable x, write the interval using set-builder notation.[-4, 9)
A. {x| -4 < x ? 9} B. {x| -4 ? x ? 9} C. {x| x < 9} D. {x| -4 ? x < 9}
Mathematics
Find the m?A to the nearest tenth of a degree if cosA= 0.1257.
(a) 82.8° (b) 0.1° (c) 39.6° (d) 1°
Mathematics