The functions f and g are defined by:
f:x 3x+1
g:x 9-x
Determine an expression for the function gf(x)
3(9-x)+1
27-3x+1
2 answers
yes, but why not combine the 27 and 1?
3(9-x)+1=27-3x+1
f:x 3x+1
g:x 9-x
Determine an expression for the function gf(x)
3(9-x)+1
27-3x+1
2 answers