(1)從0到的pi/2定積分cos^n(x)/[sin^n(x)+cos^n(x)]=pi/4, n=0,1,2,3...
是不是都成立? (n=0,2我驗證了,是對的)
(2) 如果n 是實數還成立嗎?
(1)從0到的pi/2定積分cos^n(x)/[sin^n(x)+cos^n(x)]=pi/4, n=0,1,2,3...
是不是都成立? (n=0,2我驗證了,是對的)
(2) 如果n 是實數還成立嗎?
• 1和2都成立,因為對稱性 -kde235- ♂ (135 bytes) () 02/10/2024 postreply 18:08:03
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