Part I Use the choices below to fill in each blank with the appropriate wird phrase Some choices may be used more than once while others may not be used at at White your answer on a separate sheet of paper domain upward narrower axis of symmetry parabola range vertically downward maximum horizontally 1.y = mx + b is to a line as y of a function is the set of all x-coordinates sax bx +c is to a/an 2. The is the set (y yak) 3. If the graph opens upward, the 4. The graph of a quadratic function is a/an 5. If a>0, the graph of the quadratic function opens 6. If a-0, the graph of the quadratic function opens 7. The highest or lowest value of a quadratic function occurs at its The is the vertical line that passes through the vertex of the 8. The parabola 9 For fox) = ax i ja) the graph of y=x² 1, the graph of the parabola 10 To graph y=x+k, slide the graph yax​