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3. 3. Given sinx -πΧ «Ο Φι(8) = Σ -- α + 2) = Σ- ( βπ - 1 (π + x) 2 1 (π – x) n n=1 Ο «Χπ Show by integrating that 0 COS
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3. 3. Given sinx -πΧ «Ο Φι(8) = Σ -- α + 2) = Σ- ( βπ - 1 (π + x) 2 1 (π – x) n n=1 Ο «Χπ Show by integrating that 0 COS
3. 3. Given sinx -πΧ «Ο Φι(8) = Σ -- α + 2) = Σ- ( βπ - 1 (π + x) 2 1 (π – x) n n=1 Ο «Χπ Show by integrating that 0 COS nx – πXx<0 φ2 = Σ (π + x)2 π2 4 12 (π - x)? π2 4 12 n2 n=1 Ο <<<π