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已知直线与曲线相切.(Ⅰ)求b的值;(Ⅱ)若方程f(x)=x2+m在(0,+∞)上有两个解...
试题详情
已知直线
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEEAAAAjCAYAAADLy2cUAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAfVJREFU
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PvyU8Y5tXAYIznilbdy29RqBSNdCmOCszd68MypjgwwmlDmPqSGNCXsMFs8wECSMhESmD+GmsHRw
3ijtSSIJF1EgWK284bUxoiAGBKwIXAc8iCNd/w4IB2Zm1tBZHU0SmaX1f0uL3wChY2ZmQeiNHwIh
2c0MyRq64d7Z1jMzZ+c7239JVOF+GqlZ+OuzE0/1L8wM5m/u+aP1vWiN4bUhHZdcOa3JPzI+3VQ9
HyOLMqXaIuCY/SMsb7hGBCAvc5/E4PuJ3MWJOQjWG1ZLvp0OGcAVM7P5HPD8BQAjL+do/cwsBXoR
+g5YUBqKkWDzfepmJs2LAF2UAhUmYPAIAgTSNUcxv8PuDC0zQwMt1PoybbuTDnSI6RBAUMAA/QWk
B9YBstQ2M0G2wvOkF8zsjMx/1CfVsyAue189G2Bk/JGZoWeK2EmVoiGqzXir+NcFeQPhomowsun7
+4DmJYbn+rcKo4Mzl6QH96/unogOd9kuwVA96l9W96zugSilEUMmPLCMx0Im7Sn0RBQIK/pRIJPQ
SmMCUfA9bUYk3tPmfTWUoQn81Ip9I1F6yAChU49eEKRWh5IYLxMAkX8RCxQ4sFBpMAAAAABJRU5E
rkJggg==
)
与曲线
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAF0AAAAjCAYAAAD2WQZyAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAArBJREFU
aEPtmu2RhCAMhrmWbcdOrMMqbIIjIMg3mLCwzOLMzf0xEJ7EN4nuHxcXW1dfAgB9XX0JsL7brd2k
skyF4Tr4xjZ+XFN5HTg7D/Rzh9oj/pDQjb1YYz+HRm0e6BLTyXcUdGFnQMMajI/k/hvQr4vbinTu
C/qLRx2b6c8W17EteXlBnCAvsMvFjw1qwtL0d8zRmm5tIzsgxreBLdBvaLoX2tESE0K/M8FpzaDd
qiz3545s6apynq7pqgmqP4/vFhRhqkS50CXwXTzE4Nf9CIKD2+FU/zwfpZ2VMapCLW8yyaAOjV8f
/KMlBjwp+P29iTRopeCgr4Brho0ysj4k2TulnMjBijBcmR0gaCoxsdeT6XJicxcj9bORR/g5uAaQ
/4891EftIBEpaS6ck9CNTkEmmMyGbI1EVI/Tzn223X1kS6o+CkFrdOB7xKcGjihpUVOtTCJbCSrZ
mEw3Gm4UIqflWhcTgVEi/BltT4Kr8Slu7CSdkaFYwdS9vk7G2CuFsh839BCQ1MGMniudzGmbWtPu
h7HykrOzMZZ9IqZ6IC3xxCr5oaBHpKAEXdpki2wInXjksnnRp/ISuTvCriXRMBT8kNCjgAut4iky
Pf9uu7e8iNpU9IkCPexaUkNWyQ9TSMOxON326Yib7kYEKCzoOb2nHD5uW+cTYV9PWlISUuOHgJ6G
67eMuuCYAOlqHWuhCFNfFI09HFn7vfKJwDzo8rwzv/GDZUdidNtHn/pcPiIxvBaV2CoT8dPMWfFL
zDe8BviyjxA05GI4qnrD+WIKI02xNadpLVs1eza+Z6pXuy3e8DXmh1puKujPTDH2IwSKtGU0H/TU
XEEl0dF+SuiUjxAd2Sa3mhB6/0m3daDmgG7/Oov01ag1Ptx6c0DHne1rrRb0AaFZ0Bf0AQQGbPkP
ujQ9MhizRjgAAAAASUVORK5CYII=
)
相切.
(Ⅰ)求b的值;
(Ⅱ)若方程f(x)=x
2+m在(0,+∞)上有两个解x
1,x
2,求m的取值范围.
相关试题
-
已知直线
与曲线
相切.
(Ⅰ)求b的值;
(Ⅱ)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2,求m的取值范围.
-
已知直线
与曲线
相切.
(Ⅰ)求b的值;
(Ⅱ)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2,求m的取值范围.
-
已知直线
与曲线
相切.
(Ⅰ)求b的值;
(Ⅱ)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2,求m的取值范围.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.
-
已知直线
与曲线
相切.
(1)求b的值
(2)若方程f(x)=x2+m在(0,+∞)上有两个解x1,x2.
求:①m的取值范围 ②比较x1x2+9与3(x1+x2)的大小.