2
f(x) = x + 2 x + 3.
answer the following three questions about the values f assigns using the instructions above. do not include an equals sign or the letter f in y
your answers, click the save answer button.
1.
what is the value of f(3)?
enter your unsimplified answer here: (3^2)+2(3)+3
enter your simplified answer here: 18
what is the value of f(4x)?
enter your unsimplified answer here:
enter your simplified answer here:
what is the value of f( x-3)?
enter your unsimplified answer here:
enter your simplified answer here: