f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)

来源:学生作业帮助网 编辑:六六作业网 时间:2025/01/11 19:29:28
f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)f(1-2x)=(1-x²)/

f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)
f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)

f(1-2x)=(1-x²)/x²(x≠0),求f(1/2)
1-2x= 1/2
x= 1/4
f(1/2) = ( 1- (1/4)^2) /(1/4)^2
= 15

令1-2x=1/2
x=1/4
所以f(1/2)=[1-(1/4)²]/(1/4)²=15