For f(x)=2-x and g (x)=4 x squared plus x plus 4 comma find the following functions.
a. left parenthesis f circle g right parenthesis left parenthesis x right parenthesis;
b.left parenthesis g circle f right parenthesis left parenthesis x right parenthesis;
c.left parenthesis f circle g right parenthesis left parenthesis 3 right parenthesis;
d.left parenthesis g circle f right parenthesis left parenthesis 3 right parenthesis
