Verify the identity.tan 2 ? (1 + cos(2?)) = 1 - cos(2?)
What will be an ideal response?
tan 2 ? (1 + cos(2?)) = 
(1 + cos(2?)) = 1 - cos(2?)
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Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = (y-x)i + (z-y)j + (z-x)k ; D: the region cut from the solid cylinder x2 + y2 ? 9 by the planes z = 0 and 
A. -72 B. 72? C. 0 D. -72?
Provide an appropriate response. Given sets U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 4, 5}, B = {2, 4, 6, 8}, C = {5, 6, 7, 8, 9}, find A ? B ? C'.
A. {0, 1, 2, 3, 4, 5, 6, 8, 9} B. { } C. {2, 4, 5, 6, 7, 8, 9} D. {0, 1, 2, 3, 4, 5, 6, 8}
Find the exact value, given that sin A = -4/5 with A in quadrant IV, 
with B in quadrant III, and 
with C in quadrant II.tan 2A
A. - 
B. - 
C. 
D. 
Factor by grouping.24bx - 12by - 16kx + 8ky
A. 4(3b - 2k)(2x + y) B. 4(3b + 2k)(2x + y) C. 4(3b + 2k)(2x - y) D. 4(3b - 2k)(2x - y)