Problem 1E: Find the angle between the vectors v and w in each of the following: v=(2,1,3)T,w=(6,3,9)T... Problem 2E: For each pair of vectors in Exercise 1, find thescalar projection of v onto w. Also find the vector... Problem 3E: For each of the following pairs of vectors x and y, find the vector projection p of x onto y and... Problem 4E: Let x and y be linearly independent vectors in 2. If x=2 and y=3, what, if anything, can we conclude... Problem 5E: Find the point on the line y=2x that is closer to the point (5,2). Problem 6E: Find the point on the line y=2x+1 that is closet to the point (5,2). Problem 7E: Find the distance from the point (1, 2) to the line 4x3y=0. Problem 8E: In each of the following, find the equation of the plane normal to the given vector N and passing... Problem 9E: Find the equation of the plane that passes through the points P1=(2,3,1),P2=(5,4,3),P3=(3,4,4) Problem 10E: Find the distance from the point (1,1,1) to be plane 2x+2y+z=0. Problem 11E: Findthedistancefromthepoint (2,1,2) totheplane 6(x1)+2(y3)+3(z+4)=0 Problem 12E: If x=(x1,x2)T,y=(y1,y2)T, and z=(z1,z2)T arearbitraryvectorin 2, provethat xTx0 xTy=yTx... Problem 13E Problem 14E: Let x1,x2, and x3 be vectors in 3. If x1x2 and x2x3, is it necessarily true that x1x3? Prove your... Problem 15E: Let A be a 22 matrix with linearly independent column vectors a1 and a2. If a1 and a2 are used to... Problem 16E: If x and y are linearly independent vectors in 3, then they can be used to form a parallelogram P in... Problem 17E: Let x=(44 44) and y=(4221) Determine the angle between x and y. Determine the distance between x and... Problem 18E: Let x and y be vectors in n and define p=xTyyTyy and z=xp Show that pz. Thus, p is the vector... Problem 19E: Use the database matrix U from Application 1 and search for the key wordsorthogonality, spaces,... Problem 20E: Fivestudentsinanelementaryschooltakeaptitude tests in English, mathematics, and science. Their... Problem 21E: Let t be a fixed real number and let c=cost,s=sint,x=(c,cs,c s 2,...,c s n1, s n)T Show that x is a... format_list_bulleted