Context for question 11The points A and B have position vectors 4−12 and −1−35 respectively. The line t passes through the points A and B.
11(a)Three Dimensional VectorsEasy2 marksFind a vector equation for t.AnswerTypeWriteMath0 wordsGrade answerSolutionGrading criteria
11(b)Three Dimensional VectorsMedium3 marksFind the acute angle between s and t.WorkingTypeWriteMath0 words∘Grade answerSolutionGrading criteria
11(c)Three Dimensional VectorsHard5 marksFind the length of the perpendicular from A to s.WorkingTypeWriteMath0 wordsGrade answerSolutionGrading criteria