23(a)Differentiation Rules Tangents NormalsMedium3 marksThe equation of a curve is y=2x2−11x+12.Find the gradient of the tangent to the curve at x=2.AnswerGrade answerSolutionGrading criteria
23(b)Differentiation Rules Tangents NormalsMedium4 marksLine L intersects the curve at x=2. Line L is perpendicular to the tangent to the curve at x=2.Find the equation of line L.AnswerTypeWriteMath0 wordsGrade answerSolutionGrading criteria