e^2x+1=a/2 x=
问题描述:
e^2x+1=a/2 x=
e^2x+1=a/2 x=
答
e^2x+1=a/2 =>e^2x=a/2 -1
2x=ln(a/2 -1)
x=(1/2)•ln(a/2 -1)