1.A、B、C都是锐角,且sinA=1\3,tanB=根号2,cosC=3\4,比较A、B、C的大小2.(以b为底 1\b 的对数) 小于 (以a为底 1\b 的对数)小于 (以a为底 b 的对数)求a,b的取值范围0小于a小于b小于13.若f(x)=ax*x-c满
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/12 07:39:00
![1.A、B、C都是锐角,且sinA=1\3,tanB=根号2,cosC=3\4,比较A、B、C的大小2.(以b为底 1\b 的对数) 小于 (以a为底 1\b 的对数)小于 (以a为底 b 的对数)求a,b的取值范围0小于a小于b小于13.若f(x)=ax*x-c满](/uploads/image/z/3754693-37-3.jpg?t=1.A%E3%80%81B%E3%80%81C%E9%83%BD%E6%98%AF%E9%94%90%E8%A7%92%2C%E4%B8%94sinA%3D1%5C3%2CtanB%3D%E6%A0%B9%E5%8F%B72%2CcosC%3D3%5C4%2C%E6%AF%94%E8%BE%83A%E3%80%81B%E3%80%81C%E7%9A%84%E5%A4%A7%E5%B0%8F2.%EF%BC%88%E4%BB%A5b%E4%B8%BA%E5%BA%95+1%5Cb+%E7%9A%84%E5%AF%B9%E6%95%B0%EF%BC%89+%E5%B0%8F%E4%BA%8E+%EF%BC%88%E4%BB%A5a%E4%B8%BA%E5%BA%95+1%5Cb+%E7%9A%84%E5%AF%B9%E6%95%B0%EF%BC%89%E5%B0%8F%E4%BA%8E+%EF%BC%88%E4%BB%A5a%E4%B8%BA%E5%BA%95+b+%E7%9A%84%E5%AF%B9%E6%95%B0%EF%BC%89%E6%B1%82a%2Cb%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B40%E5%B0%8F%E4%BA%8Ea%E5%B0%8F%E4%BA%8Eb%E5%B0%8F%E4%BA%8E13.%E8%8B%A5f%28x%29%3Dax%2Ax-c%E6%BB%A1)
xV]SF+h[33+OtC
&;!8d
5ƘG+OmQ}ȃ{={JwԊEz~杻T+^촫?,gdސٴu9x56MmT7'.˺2iwXgyqq]% +
*