Points, Vectors, and Functions True or False

1.	Which best completes the following sentence? "A vector is..." -> a magnitude. True False
2.	\|\|<3, -1>\|\| = -> True False
3.	Find the direction of the vector . -> True False
4.	Which of the following does NOT represent the vector whose x-component is 3 and whose y-component is 2? -> <3, 2> True False
5.	Whether a function is a vector function or scalar function depends on -> both the input and the output of the function. True False
6.	Which of the following are scalar functions? f(x) = x² g(x,y) = x + y h(x,y) = \|\|<x, y>\|\| -> (II) and (III) True False
7.	Find f(4, 5) where the function f is defined by f(x, y) = <x + y, x – y> -> <9, -1> True False
8.	Determine which graph is the best representation of the function for 0 ≤ t ≤ 4: -> A True False
9.	A unit vector is -> any scalar multiple of the vector <1, 1>. True False
10.	To normalize the vector , it must be multiplied by -> True False

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