Question 1127474


Given {{{f(x) = 3x -1}}},find the following. 

{{{f(9)=3*9 -1=27-1=26}}}

{{{f(-1)=3(-1) -1=-3-1=-4}}}

{{{f(0)=3*0 -1=-1}}}

{{{f(2/3)=3(2/3) -1=2-1=1}}}

{{{f(k)= 3k -1}}}

{{{f(k+9)= 3(k+9) -1=3k+27-1=3k+26}}}