Find the domain of the vector-valued functions: A. R(t): = √t² - 9 î+ Inlt - 3| ĵ + (t² + 2t - 8) k Š(t) = (tant,√4-t², 2+1) B.

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A: eeex' =eeexeex' =eeexeex+x=eeex+ex+x

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