Given v=i-j and w=i-j (a) find the dot product v.w; (b) find the angle between v...

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math trigonometry

Answer 1

Answer #1

V = i. W = î- ì (a) Wow!= (i-4).(-4) 1 1 » vow 11 0 v. = lillwl caso (where 0 = angle between Vand a ) coso - 7. lull) e coso

Answer 2

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