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Posted Date: 26 Mar 2009 Posted By: Seema RK Member Level: Diamond Category: Mathematics - Basic
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The intersection of the spheres x2 + y2 + z2 + 7x - 2y - z = 13 and x2 + y2 + z2 - 3x + 3y + 4z =
8 is the same as the intersection of one of the sphere and the plane:
Select Answer:
x - y - z = 1
x - 2y - z = 1
x - y - 2z = 1
2x - y - z = 1
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Your Test Score: 0 / 0
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Next Question:
If the straight lines x = 1 + s, y = -3 - l s, z = 1 + l s and
2
t
x = , y = 1 + t, z = 2 - t, with parameter
s and t respectively, are co-planar, then l equals:
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