The book Calculus And Probability for Actuarial Students was written by author Alfred Henry Here you can read free online of Calculus And Probability for Actuarial Students book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Calculus And Probability for Actuarial Students a good or bad book?
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. . , , 1 dy _1 du 1 dv 1 dw y dx udx v dx w dx dy _ ri du 1 dv 1 dw dx \_u dx v dx w dx "' y a result which agrees with that already obtained in § 1. Secondly if y = u v, u and v both being functions of x, \ogy = v log u, , 1 dy v du . Dv and --/=- + W ^ — y a# wo« ° dx dy „, du ml dv or -/ = vu v ~ x -j- + u v log w -T- . dx dx ° dx 5. We will now give some miscellaneous examples of differen- tiation. , . * a + x 2 (1) r-5+7- By the ordinary rule for a quotient dx (6 + x)' z ■ (& + a?)2a?-(a ...+ a: 2 ) * x 2 + 26a; - a (b + xf (b + a;) 2 ' , .. * 7a? -1 (U) ^ l-Ss+6^ This can best be treated by resolving the expression into partial fractions. Then 4 5 y l-3a? l-2a?' dy d (1 - 3a?)- 1 d (1 - 3a?) d (1 - 2a?)- 1 d (1 - 2a?) da?" d(l-3a?) * dx d(l-2x)' dx 12 10 (l-3a?) 2 (l-2a?) 2 * STANDARD FORMS 71 (iii) y = \/a + x. . '''.... 1 dy d(a + x) n d(a + x) 1, ,--i -/■ = - T 7 t-— S -=-(a + a?) n . ax d(a + x) dx n \ (iv) y = log (log x). dy _ d log (log x) d (log #) 1 ofo? rf (log #) cfo?
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