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Posted Date: 03 Aug 2009 Posted By: D Shamasundar Member Level: Platinum Category: Mathematics - Basic
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The equation x^2 + y^2 - 2xy -1 = 0 represents:
Select Answer:
Two perpendicular straight lines
Hyperbola
A circle
Two parallel straight lines
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Your Test Score: 0 / 0
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If f(m, n) = ò^p/20 cos^m cos nx dx and f(m,n) = m/m + n f(m -1, n-1) then f(n,n) =
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The given two circles x^2 + y^2 - 2x + 6y + 6 =0 and x^2 + y^2 - 5x + 6y + 15 = 0 are
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