6-7. Given vectors U = -41 +12, V=51-2), W =-31 - 1 6. Find a) 3U - 5V._b) 2V - WI 7. a) UW What can you tell from the result? b) angle between U and V (keep one digit after decimal. calculator ok)
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
Use the given vectors to find u. (v + w). u = -21 - 9j, v= - 21 + 8j, w = -5i + 5j A. - 35 B. - 103 C. -68 OD. 37 Find the unit vector that has the same direction as the vector v. v = 24i + 10j The unit vector that has the same direction as the vector v is . (Simplify your answer, including any radicals. Use integers or fractions for any nume
8. a) Write the complex number-2-2i in trigonometry form. Be sure to graph when looking for. (No decimal answer) b) use the result from a) and De Moivre's theorem the find (-2-21) (No decimal answer)
8. a) Write the complex number -2 -2in trigonometry form. Be sure to graph when looking for 0. (No decimal answer) b) use the result from a) and De Moivre's theorem the find (-2-21) (No decimal answer) ular ordinata hroniart 2 2-Anlar Alation
Let u = 5i - j, v = 41+ j, and w=i+6j. Find the specified scalar. u.V+U.W u•v+u•w= (Simplify your answer.) Enter your answer in the answer box. Save for Later < Previous
1) 2) Use the vectors u = 2i - j, v = 21 - 3j, and w = -3i + 5j to evaluate the expression. 2v - u + w Find a unit vector in the same direction as the given vector. a = 201 - 21j
Q6 - 21 Let u : | -71, v-| -31, and w=| 27 |. It can be shown that-3u-2v-w=0. Use this fact (and no row 4 - 21 27 2 x1 operations) to find x1 and X2 that satisfy the equation73 4-7 2 2 (Simplify your answers.)
[3] Given: u = -81 + 6j v = 1-3 w = 41 - 8j T= -101 Point Pat (-7, -2), 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 x + yj form, for the vector whose initial point is R and whose terminal point is g. b) Sketch the position vector determined by point P, and...
Question 4 Given vectors u = i + 3j and v = 21-5j, find 1.- v 2. u-v uz saved at