Let X~ Geo(0.4) and Y~ Geo(0.6), where X and Y are independent. a. Write down an expression

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Let X~ Geo(0.4) and Y~ Geo(0.6), where X and Y are independent.

a. Write down an expression for G_x+y(t).

b. Express 5/(5 – 2t)(5 – 3t) in partial fractions.

c. Hence, find P(X + Y = k) for k = 2, 3, 4.

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Cambridge International AS & A Level Further Mathematics Coursebook

ISBN: 9781108403375

1st Edition

Authors: Lee Mckelvey, Martin Crozier

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Question Posted: Oct 06, 2021 12:46 AM

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Let X~ Geo(0.4) and Y~ Geo(0.6), where X and Y are independent. a. Write down an expression

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a Gxyt Gxt Gyt 1 04t 1 06t 1 04t 1 06t b 5...View the full answer

Cambridge International AS & A Level Further Mathematics Coursebook

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