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Let X be a continuous random variable whose density is: ; -2x2 0; ailleurs f(x) = { 8

Let X be a continuous random variable whose density is:

( f(x)=left{begin{array}{ll}c ; & -2 leq x leq 2 0 ; & text { ailleurs }end{array}ight. )

; -2x2 0; ailleurs f(x) = { 8

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