1. Consider the quadratic function x) = 2x2 + 121' + 1'? (:1) Express f in the standard fnrm x) = up: it}2 + k. (h) Sketch the graph of f. Your sketch shnuld shew the enrreet shape at the graph and the axes ehnuld he pruperl}r labelled. (6] State the domain and range (if f. [d] Find the maximum or minimmn 1value at f and state whether it is a maximum value er a minimum 1value. []