A-LevelMathematicsVectorsOct/Nov 2014Paper 1 Q77 Marks
The diagram shows a pyramid OABCX. The horizontal square base OABC has side 8 units and the centre of the base is D. The top of the pyramid, X, is vertically above D and XD = 10 units. The mid-point of OX is M. The unit vectors i and j are parallel to OA and OC respectively and the unit vector k is vertically upwards. [Figure of a pyramid OABCX with vectors i, j, k and labels M, D, 10, 8]
✓ Correct Answer
The correct answer is —. This question tests the candidate's understanding of vectors within the Mathematicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🔒
Unlock the Examiner's Answer
Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep