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![5. Let {W;,t > 0} be a standard Brownian motion. Find the probability density function of
Z = 3W1 – W3. [Hint: Use independent increments to rewrite Z.]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fad7331c8-2785-479b-9131-addb1c160fd5%2F2a7ed3a2-5f9f-447c-83a9-f1b7242c0be1%2Fnar2u2n_processed.png&w=3840&q=75)
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