Download - Jordan's solution
Transcript
1( )1 1 11( ( ))
1 1 1 1 2(1 ) ( )1 1
xx x
f f xx x x
x
So
1 1(( ) 1) ( ) 1 1 21 1( ( ( )))1 1 2 1 2 3 2(( ) 2) ( )1 1
xx xxf f f x
x x xx
2x
So 3
2x
And from original problem, 1x
1( )1 1 11( ( ))
1 1 1 1 2(1 ) ( )1 1
xx x
f f xx x x
x
So
1 1(( ) 1) ( ) 1 1 21 1( ( ( )))1 1 2 1 2 3 2(( ) 2) ( )1 1
xx xxf f f x
x x xx
2x
So 3
2x
And from original problem, 1x