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How to solve these type of ques help me out. What is the main criteria for it.

How to solve these type of ques help me out. What is the main criteria for it.

Question Image
Grade:12

2 Answers

Tom
19 Points
3 years ago
apply by parts in i1 and express i1 in terms of i2 
in i1 take x as 1st ​fuction and other as the 2nd fuction 
 
Chandan
121 Points
3 years ago
Make it asX. By. f(a)+f(-a)-xWhich comes out to be 1Hence add 2 sums.

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