8 questions

Points: 0 of 1 K Compute ( - 6, - 1,2) . ( - 3,4, -1) . ( -6, -1,2) . (-3,4, - 1) = (Simplify your answer.) O Points: 0 of 1 Given v = 3i + j and w = 1 + 3j (a) find the dot product v . w; (b) find the angle between v and w. (a) v. w = (Simplify your answer.) K Compute the dot product of the vectors u and v, and find the angle between the vectors. u= ( -13,0,6) and v = (1,3,5) U . v= 17. (Type an integer or a simplified fraction.) Find the magnitude of the vectors lul =] and lv| = (Type exact answers, using radicals as needed.) Compute the dot product of the vectors u and v, and find the angle between the vectors. K u= (3, - 5,3) and v = ( - 10,5,2). The dot product of the vectors is]. (Type an integer or a simplified fraction.) For the given points P, Q, and R, find the approximate measurements of the angles of APQR. K P(0, - 1,4), Q(2,2,1), R( - 4,4,5) The measure of LP is (Round to the nearest tenth as needed.) For the vectors u = ( - 1,3) and v = ( -3,5) , calculate projyu and scaly u. K projvu =