Question: Determine proji onto 1?) given: a) a =(4,8,2] and 13 = (1,4,6) b] ll=38 and l|=66, and the angle between ii and is 17'. (round

17'. (round to two decimal places) Paragraph Add a File Record Audio

Record Video Question 7 (3 points] Given vectors ci:(3,5,4) and 5=(_ 6&8):

a) for what value of k are the vectors collinear? b) for

Determine proji onto 1?) given: a) a =(4,8,2] and 13 = (1,4,6) b] ll=38 and l|=66, and the angle between ii and is 17'. (round to two decimal places) Paragraph Add a File Record Audio Record Video Question 7 (3 points] Given vectors ci:(3,5,4) and 5=(_ 6&8): a) for what value of k are the vectors collinear? b) for what value of k are the vectors perpendicular? A triangle has vertices A (2, 3, 7], B (0, -3, 4] and C (5, 2, 4). Use vector multiplication to: a) Determine the area of A ABC b] Find the measure of angle A in the triangle Identify the following as scalars, vectors or meaningless a) a. (bxc ) b ) ( a . b ) x (cx d ) c) (axb) . (cxd) d)axb+c e ) proj(a onto b) f) a . b + 7

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