Math (is this correct)
posted by Keisha .
The functions f and g are defined by:
f:x 3x+1
g:x 9x
Determine an expression for the function gf(x)
3(9x)+1
273x+1

yes, but why not combine the 27 and 1?

3(9x)+1=273x+1
posted by Keisha .
The functions f and g are defined by:
f:x 3x+1
g:x 9x
Determine an expression for the function gf(x)
3(9x)+1
273x+1
yes, but why not combine the 27 and 1?
3(9x)+1=273x+1