3. T. XD x3 U = 9RT %3D D 0. ex-1
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![3.
XD x3
U = 9RT () L" dx
OD
ex-1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fae7bdfa0-a53a-488e-9278-3bb2b0c2f62f%2F19802cfc-8dd7-4058-9fca-8591b395567e%2Fcpfubur_processed.jpeg&w=3840&q=75)
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