对于函数f(x)=ax^2+bx+c(a不等于0),作x=h(t),则不改变函数f(x)的值域的代换是_____答案是h(t)=log2t(2为底数 t为真数) A.h(t)=10^t B.t^2 C.h(t)=log2t D.h(t)=sint
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 13:30:30
![对于函数f(x)=ax^2+bx+c(a不等于0),作x=h(t),则不改变函数f(x)的值域的代换是_____答案是h(t)=log2t(2为底数 t为真数) A.h(t)=10^t B.t^2 C.h(t)=log2t D.h(t)=sint](/uploads/image/z/5237950-22-0.jpg?t=%E5%AF%B9%E4%BA%8E%E5%87%BD%E6%95%B0f%28x%29%3Dax%5E2%2Bbx%2Bc%28a%E4%B8%8D%E7%AD%89%E4%BA%8E0%29%2C%E4%BD%9Cx%3Dh%28t%29%2C%E5%88%99%E4%B8%8D%E6%94%B9%E5%8F%98%E5%87%BD%E6%95%B0f%28x%29%E7%9A%84%E5%80%BC%E5%9F%9F%E7%9A%84%E4%BB%A3%E6%8D%A2%E6%98%AF%EF%BC%BF%EF%BC%BF%EF%BC%BF%EF%BC%BF%EF%BC%BF%E7%AD%94%E6%A1%88%E6%98%AFh%28t%29%3Dlog2t%282%E4%B8%BA%E5%BA%95%E6%95%B0+t%E4%B8%BA%E7%9C%9F%E6%95%B0%29+A.h%28t%29%3D10%5Et+B.t%5E2+C.h%28t%29%3Dlog2t+D.h%28t%29%3Dsint)
xݑN@_KŮ?oa$)$A"]t\"T "`!1^ffJWS~㊍.fzgt&~B*HJLŕP" QkPY4+d@X})T]9[[$UcnO7?_&
{չ 4U
#ѩp2c2s19]̱\d1~tP_e6O=YeFYA(vs[Ńdk7HЏ8Y