4. Given U=<2, 1, 1>, V=<2,-1,-3> and W-<-4, 7,-5>, which of the following pairs is (are) perpendicular? Circle your answers. Clearly show how you arrived at the result: U and V U and W V and W

Q: this does not answer the question

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A: The solution is shown in step-2

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Q: What is the second portion to the question ?

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Q: The answer

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A: Topic  =Algebra

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