Functions and Graphs, SMB-009 A function has the equation `f(x)=2x^2+1`. State the range of `f(x)`. (2 marks) Show Answers Only `text{Range}\ f(x): \ y>=1` Show Worked Solution `text{Consider the function transformation:}` `y=2x^2\ text{translated 1 unit up}\ \ =>\ \ y=2x^2+1` `(x^2>0\ text{for all}\ x)` `:.\ text{Range}\ f(x): \ y>=1`