[中學] 三角函數
設x為實數
cos x + sin x + 2
f(x)= -----------------
cos x - sin x + 2
求其最大值? 最小值?
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09/09 01:20, , 1F
09/09 01:20, 1F
推
09/09 02:00, , 2F
09/09 02:00, 2F
→
09/09 02:17, , 3F
09/09 02:17, 3F
→
09/09 02:28, , 4F
09/09 02:28, 4F
→
09/09 02:30, , 5F
09/09 02:30, 5F
→
09/09 02:31, , 6F
09/09 02:31, 6F
→
09/09 02:33, , 7F
09/09 02:33, 7F
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