Find the value of A and B

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Find the value of A and B
Suppose that the joint probability density function of X and Y is
fx,y(x,y) = 2(x² – y²)
e Zx, for 0<x<o and -x<y<x
0,
otherwise
Give your answers to the below questions in two decimal places where appropriate.
(a) The marginal probability density function of X is given by:
fx(x) = A x e2x, for 0<x<∞
0,
otherwise
Transcribed Image Text:Suppose that the joint probability density function of X and Y is fx,y(x,y) = 2(x² – y²) e Zx, for 0<x<o and -x<y<x 0, otherwise Give your answers to the below questions in two decimal places where appropriate. (a) The marginal probability density function of X is given by: fx(x) = A x e2x, for 0<x<∞ 0, otherwise
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