18(a)Polynomial Functions GraphsEasy2 marksComplete the table of values for y=x2+x−3.x-4-3-2-101234y9Table answer y_-3-1-3-3-1Table answer y_29Table answer y_4Grade answerSolutionGrading criteria
18(b)Polynomial Functions GraphsMedium4 marksOn the grid, draw the graph of y=x2+x−3 for −4≤x≤4.PenEraserUndoRedoClearDraw with the mouse or a finger.Grade answerSolutionGrading criteria
18(c)Polynomial Functions GraphsEasy1 markWrite down the equation of the line of symmetry of the graph.x=Grade answerSolutionGrading criteria
18(d)Polynomial Functions GraphsEasy2 marksUse your graph to solve the equation x2+x−3=0.Smaller solutionx=Larger solutionx=Grade answerSolutionGrading criteria