Mathematics > GCSE QUESTION PAPER > Pearson Edexcel International GCSE. Mathematics A PAPER 1HR Higher Tier. Latest 2022 revision paper (All)
International GCSE Mathematics Formulae sheet – Higher Tier Arithmetic series Sum to n terms, S n = n2 [2a + (n – 1)d] Area of trapezium = 1 2 (a + b)h b a h The quadratic equation ... The solutions of ax2 + bx + c = 0 where a ¹ 0 are given by: x b b ac a = − ± 2 − 4 2 Trigonometry A B C b a c In any triangle ABC Sine Rule a A b B c sin sin sinC = = Cosine Rule a2 = b2 + c2 – 2bccos A Area of triangle = 1 2 ab sin C Volume of cone = 1 3 πr 2h Curved surface area of cone = πrl r l h Volume of prism = area of cross section × length cross section length Volume of cylinder = πr2h Curved surface area of cylinder = 2πrh r h Volume of sphere = 4 3 πr 3 Surface area of sphere = 4πr2 r https://britishstudentroom-b430a.web.app/ *P68727A0332* Turn over 3 Answer ALL TWENTY FOUR questions. Write your answers in the spaces provided. You must write down all the stages in your working. 1 n is an integer. (a) Write down all the values of n such that –2 n < 3 .................................................................................. (2) (b) On the number line, represent the inequality y 1 –3 –2 –1 0 1 2 3 y (1) (Total for Question 1 is 3 marks) https://britishstudentroom-b430a.web.app/4 *P68727A0432* 2 Each time John plays a game, the probability that he wins the game is 0.65 John is going to play the game 300 times. Work out an estimate for the number of games that John wins. ...................................................... (Total for Question 2 is 2 marks) https://britishstudentroom-b430a. [Show More]
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