OCR AS Level Mathematics A Paper 2 H230-02 Pure Mathematics and Mechanics June 2022 QUESTION PAPER

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Binomial series a b a a C C b a b a C b b n n n n n n n r n r r n 1 1 2 + = + + 2 2 + + f f+ + - - - ^ h ^n ! Nh, where C ! ! n ! r r n r n C n r n r = = = - c ^ m h Differentiation from... first principles x lim h x h x f f f h 0 = + - " l^ ^ ^ h h h Standard deviation n x x n x x 2 2 2 - = - /^ h / or f f x x f fx x 2 2 2 - = - ^ h / / / / The binomial distribution If X n + B^ , ph then X x n x P p p 1 x n x = = - - ^ h c m ^ h , mean of X is np, variance of X is np^1-ph Kinematics v u = +at s ut at 2 1 2 = + s u v t 2 1 = + ^ h v u 2as 2 2 = + s vt at 2 1 2 [Show More]

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