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Grade:12

1 Answers

India VK
42 Points
8 years ago

Rationalize each term

eq = 1/2 (root 3 - root 1) + 1/2 (root 5 - root 3) + 1/2 (root 7 - root 5) + .... + 1/2 (root 2n+1 - root 2n-1)

 

This is a telescoping series. Easy to find the sum.

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