Find the magnitude of the vector u + v, where |u|= 85, |v|= 102, and the angle between u and v is 65°. Answer: of lu + v) =

Q: Write the given vector in terms of i and j. ? =  (0, −10)

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Q: 3і - бј — 2k

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Q: Find the direction cosines of v =〈3, 6, −2〉.

A: Given vector is v=3,6,-2. To find the direction cosines of given vector. Solution: We know that if…

Q: Find the angle between u = i - 2j - 2k and v = 6i + 3j + 2k.

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Q: Find the angle a, in radians, between the vectors Q = -2 and 25

A: Given vectors are a = (1, -2, -2) b = (-1, 2, 5)

Q: your answer(s). Eliminate the parameter t. x = 4 sint - 4, y = 4 cost – 3

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Q: For each pair of vectors, find U V.   . U = -i +j, V =-i - j

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Q: ngle between the vectors -4 and 4. 2. 2.

A: We have to find the angle between given vectors.

Q: DeMarcus draws AABC. Then he translates it along the vector (-4, –3), rotates it 180°, and reflects…

A: The coordinates of A, B, & C are (3, 3), (3, 1), & (1, 1). This triangle translates along…

Q: Write a vector with length 9 at an angle of 150° to the positive x-axis. V =

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