1. if x cos + y sin = p is a tangent to the curve (x/a)n/n-1 + (y/b)n/n-1 = 1 then show that (a cos)

Asked by  | 8th Jan, 2009, 11:46: AM

Expert Answer:

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Answered by  | 2nd Feb, 2009, 03:48: PM

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