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1201SCE_midsem_exam_2006

1201SCE_midsem_exam_2006 - Name Student number Griffith...

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1602SCE midsemester exam 2006 page 1 of 7 Name …………………………………………………………………………. Student number ………………………………….. Griffith University, School of Science 1201SCE/1602SCE Mathematics 1A (Nathan) Midsemester examination, April 2006 Time allowed Reading time 10 minutes Working time 2 hours 30 minutes. READ THE FOLLOWING INSTRUCTIONS CAREFULLY This examination contributes 25% of your total grade for this subject. You must give complete answers to all six questions to get full marks. The questions are worth equal marks. Allow about 25 minutes for a question. In some questions the last section is more difficult. Ordinary scientific calculators are allowed but graphical calculators are NOT allowed . Written translation dictionaries are permitted after inspection. You must return this exam paper with your answer booklet You can answer the questions in any order but you must start answers to different questions on a new page. If you show some working, part marks may be given for correct methods even if you make a mistake. An incorrect answer with no working gets no marks. You can assume the following formulas: x y z x y z a a a b b b + + × = i j k a b cos( ) cos( )cos( ) sin( )sin( ) sin( ) sin( )cos( ) cos( )sin( ) A B A B A B A B A B A B + = + = +
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