The area of the ellipse x square /a square + y square/b square=1 is: a)pi ab b)ab c)pi a square b square d)None of these 2]The sum of 1/!2 - 1/!3 + 1/!4 - .......+ infinity is : a)e to the power -2 b)e to the power -1 c)e to the power -1/2 d)e to the power 1/2

Asked by Om Prakash Arya | 25th Dec, 2013, 03:41: PM

Expert Answer:

Pls ask one question at a time. The answer to your first question is as follows:
 

Answered by  | 26th Dec, 2013, 11:27: PM

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