Question 12 Write the vector v in terms of i and j whose magnitude v and direction angle 0 are given. V = 8, 0 = 30° %3D O v= 4/3i+ 4j O v = 4i + 4/3j O v = -4 /3i + 4j O v = 42i + 42j <« Previous

Q: Define Orthogonality Relations sine-sine?

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Q: B

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Q: Find the magnitude vector v=(2,-3,5)

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Q: Question 9 Let I be the line with parametric equations x=3-3t y = 5+3t z=-6-2t Find the vector…

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Q: nd the vector that has the same direction as <3, -1, 4) but has length 52.

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Q: Find the angle between two vectors a = (3,4,0) and b = (4,4, 2). O a. cos Cos cos-() O d. cos-() Ос.

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Q: 2. Which of the following is not a unit vector? A. (0-2) 0. √5 √5 B. (cos 1, sin 1, 0) C. (1, 1, 1)

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Q: Q2/ what the sine of the angle between the vector d= 3î + ĵ + 2k , b= 2î – 2j + 4k -

A: Here given vector as a=3i+j+2k, b=2i-2j+4k Thus a=32+1+22=9+1+4=14 a=22+-22+42=4+4+16=24=26