Let u = 4i-6 j and v=−8i+4j. Find u−v.
u - v = (4i - 6j) - (-8i + 4j)
u - v = (4 + 8)i + (-6 - 4)j = 12i - 10j
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[3] Given: u = -8i + 6 v = i- j w = 4i - 8j T = -10i Point Pat (-17, -v2), point at (-9, 11), and point Rat (8, -15) Five of the following six parts are each worth 3 points. Part b is worth 5 points. a) Find the position vector, in xi + yj form, for the vector whose initial point is R and whose terminal point is 9. b) Sketch the position vector determined by...
Given vectors u and v, find (a) 5u (b) 5u +3v (c) v-3u. u = 4i, v = 8i + 3j (a) 5 = (Type your answer in terms of i and j.) (b) 5u + 3y = (Type your answer in terms of i and j.) (c) v- 3u = (Type your answer in terms of i andj.)
18. Determine if the following vectors are orthogonal, parallel, or neither. a. v = 4i – 18j w = - 2i + 9j b. v = 6i – 4j W = -3i c. u = 3i – 12j v = -4i - j
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Consider the following. u = 7i + 9j, v = 4i + 2j (a) Find the projection of u onto v. (b) Find the vector component of u orthogonal to v.
finall answers Consider the following. u = (-6, 6), v = (1, -1) (a) Find u. v. u. V (b) Find the angle between u and v to the nearest degree. Submit Answer 3. -/2 POINTS SPRECALC7 9.2.010.MI. 0/2 Submissions Used Consider the following. u = 4i + j, v = 5i - 2j (a) Find u. v. u.v= (b) Find the angle between u and v to the nearest degree. A = Submit Assign Type here to search
6-7. Given vectors U = -4i +12, V = 5i - 2j, W=-3i- 6. Find a) 30 - 5V._b) 2V - W'. 7. a) UW What can you tell from the result? b) angle between U and V (keep one digit after decimal. calculato
(1 point) Suppose u 2i +2j + 5k, v = -4i - k and w Compute the following values: -i-4j+ 2k. Jul v=| 4 1-7ul+8v 6v+w 2u W- w 1 w
QUESTION 10 Find the triple scalar product (u x v). w of the vectors u = 2i - 4j, v= -4i - 6j + 4k, w=9i - 7j+3k ОА 74 OB 140 OC-140 OD 458 ОЕ 74
plz solve both 6. Let u = PQ and v = PR P= (5,0,0), Q = (4,4,0), R = (2,0,6) a. Find u v b. Find v.v 7. u = 4i + 3j + 6k V = 5i +2j+k a. Find ux v b. Find vxu c. Find vxv