Student Name: _______________________ Teacher: _______________________ 2012 T RIAL HSC E XAMINATION Mathematics Examiners Mrs P. Biczo, Mr S. Faulds, Ms S. Cupac, Mr S. Gee and Mr J. Dillon General Instructions ? ? ? meter reading time - 5 transactions. Working time - 3 hours. print using sorry or blue pen. Diagrams may be drawn in pencil. ? Board-approved calculators and mathematical templates may be used. A table of standard integrals is provided at the back of this paper. Show each(prenominal) necessary working in Questions 11-16. stimulate each misgiving in a separate event booklet. send your student number on each booklet. ? ? ? ? Total marks - coulomb class I 10 marks ? Attempt Questions 1-10 ? mug about 15 minutes for this section Section II 90 marks ? Attempt Questions 11-16. Each of these six questions atomic number 18 outlay 15 marks ? give about 2 hour 45 minutes for this section Section I 10 marks Attempt Questions 1 10 Allow about 15 minutes for this section Use the multiple-choice answer sheet for Questions 1 10 1 Which of the following correctly shows the numeral 0.000 015 in scientific notation: A 15 ?10?5 2 When the denominator is rationalised, 5? 3 2 A 3 1 x2 1 ? 5? 3 C 5? 3 2 D 5? 3 B C x 2 1 x D x The consequence to x ? 1 ? 3 is: B ?2 ? x ? 2 C ?2 ? x ? 4 D x ? ?4 and x ? 2 The solutions of x 2 ? 7 x ? 3 ? 0 are A x? 6 D 1.5 ?10?5 x? A ?4 ? x ? 2 5 5? 3 16 B C 1.5 ?10?6 1 2 A 4 B 15 ?106 ?7 ? 37 2 B x? 7 ? 37 2 C x? ?7 ? 61 2 D x? 7 ? 61 2 The solution of 2 ? x ? 5 is A x ? ?3 B x ? ?3 HAHS Mathematics Trial HSC 2012 C x? 3 D x? 3 2 7 The number 0.07086 rounded to 3 significant figures is: A 0.070 8 B 0.071 C 0.0708 D 0.0709 y ? ( x ? 5)( x ?1) ? Which of the followin g parabolas could have the equation y A ! 0 By x C...If you want to get a full essay, stray it on our website: OrderCustomPaper.com
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