(4/9)^2X=(3/2)^-2乘(8/27)^X+2为
(4/9)^2X=(2/3)^2乘(8/27)^X+2为
(2/3)^4x=(2/3)^2乘(2/3)^(3x+6)为
(2/3)^4x=(2/3)^(2+3x+6)为
(2/3)^4x=(2/3)^(3x+8)
为4x=3x+8
X=8
(4/9)^2X=(3/2)^-2乘(8/27)^X+2为
(4/9)^2X=(2/3)^2乘(8/27)^X+2为
(2/3)^4x=(2/3)^2乘(2/3)^(3x+6)为
(2/3)^4x=(2/3)^(2+3x+6)为
(2/3)^4x=(2/3)^(3x+8)
为4x=3x+8
X=8