All v's, w's, i's, and j's are vectors) Let v =⟨2,4⟩ and w =⟨3,−5⟩ (a) Find a vector of unit length in the same direction as w. (b) Find v − 2w and write your answer in terms of the unit vectors i and j. (c) Find scalars a and b so that av + bw =⟨8,−17⟩.

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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(All v's, w's, i's, and j's are vectors)

Let v =⟨2,4⟩ and w =⟨3,−5⟩
(a) Find a vector of unit length in the same direction as w.
(b) Find v − 2w and write your answer in terms of the unit vectors i and j.
(c) Find scalars a and b so that av + bw =⟨8,−17⟩. 

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