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[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
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san Given W = 44-81 U= -8u+6j V=j-j T: -100 foient P (-57,-2) 6. (-9,11) R: (8,-15) ay Initial Point (R)= 18, -15) Toreimal Pet = 60-3V+W-8 = 6(-86 +61) -3 (1-j) + (40-8i)-(-105) = -484 +36 j - 3j+31 +46-8j+100 -374 +319 so t= -374 +3 11 dy Given letU.W= (-81 +63) (44-83) - 8x4 +68-8 -32 - 48 - 80 -80 Coso = 10 X 415 .: 0= cos (7006) 153.4° f} dot Product of 20 - 4V and -

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