问一个关于求值域的高中数学题目.f(x)=sinx/根号(5+4cox) {0≤x≤2π)答案是[-1/2,1/2],
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 04:24:00
![问一个关于求值域的高中数学题目.f(x)=sinx/根号(5+4cox) {0≤x≤2π)答案是[-1/2,1/2],](/uploads/image/z/5836282-34-2.jpg?t=%E9%97%AE%E4%B8%80%E4%B8%AA%E5%85%B3%E4%BA%8E%E6%B1%82%E5%80%BC%E5%9F%9F%E7%9A%84%E9%AB%98%E4%B8%AD%E6%95%B0%E5%AD%A6%E9%A2%98%E7%9B%AE.f%28x%29%3Dsinx%2F%E6%A0%B9%E5%8F%B7%285%2B4cox%29+%7B0%E2%89%A4x%E2%89%A42%CF%80%EF%BC%89%E7%AD%94%E6%A1%88%E6%98%AF%5B-1%2F2%2C1%2F2%5D%2C)
xSn@vMjl͏DJ+U&AR7n($D $GMܱY1$jRt19νz"cћ/`Nrqzdŷ E#q'-}C"v\NnLlZ7Y
!'*,'bLXTY[r^/7MNmO|ȏv]~yUAtiȤl#̐q- 0+L&^R\Z}ƐǞQؽ>3z(V`^MlȈ1^k
"GQNE4N3fEr3!>FngHڰjXѼI&||.';`ct Ca,**;{.nhe^^0'! cAX$#,rpPz^ΫWf,v
V\N˩
Pfi"$'x@OɬNËW@^p=h^A