9 Exam: 07.09 Vectors Exam Part Tv X Dashboard X C A learn.flvs.net/educator/student/examform.cgi?apacecca2*smondelus16*sIt=L7EXkvalwMdHc*5274*0064*passedonce* Q 2 0 FLVS & Lessons Assessments V Gradebook Email 15 #Tools My Courses & SANIYAH . Question 1 (Essay Worth 15 points) (07.02, 07.03 HC) Vector u = PQ has initial point P (3, 17) and terminal point Q (9, 2). Vector v = RS has initial point R (30, 6) and terminal point S (8, 18). Part A: Write u and v in linear form. Show all necessary work. (4 points) Part B: Write u and v in trigonometric form. Show all necessary work. (8 points) Part C: Find 7u - 4v. Show all necessary calculations. (3 points) X 4 8 0 % Source | V C BIUSXXX:" = = = |Styles . Format . Font Size . A . A - ? Previous Question Question 1 (Not Answered) v 0 Next Question 12:27 PM Type here to search 85*F Mostly sunny Show hidden icons 4/15/202319 Exam: 07.09 Vectors Exam Part Tv X Dashboard X C ^ learn.flvs.net/educator/student/examform.cgi?apacecca2*smondelus16*sit=L7EXkvalwMdHc*5274*0064*passedonce* Q 2 FLVS E Lessons Assessments Gradebook Email 15 #Tools My Courses & SANIYAH . Add Audio Add Video Question 2 (Essay Worth 10 points) (07.04 HC) Vectors t = 3i + 7j, u = 2i - 5j, and v = -21i + 9j are given. Part A: Find the angle between vectors t and u. Show all necessary calculations. (5 points) Part B: Choose a value for c, such that c > 1. Find w = cv. Show all necessary work. (2 points) Part C: Use the dot product to determine if t and w are parallel, orthogonal, or neither. Justify your answer. (3 points) X 4 4 8 0 % Source | V C BIUSXXX :" = = = Styles . Format . Font Size - A - Al? Previous Question Question 1 (Not Answered) v 0 Next Question 85 F Mostly sunny 12:27 PM Type here to search 4/15/202319 Exam: 07.09 Vectors Exam Part Tv X Dashboard X C A learn.fivs.net/educator/student/examform.cgi?apacecca2*smondelus16*sIt=L7EXkvdlwMdHc*5274*0064*passedonce* FLVS Lessons Assessments V Gradebook Email 15 #Tools My Courses & SANIYAH Question 3 (Essay Worth 15 points) (07.06, 07.07 HC) An airplane flies at 300 mph with a direction of 100 relative to the air. The plane experiences a wind that blows 40 mph with a direction of 60. Part A: Write each of the vectors in linear form. Show all necessary calculations. (6 points) Part B: Find the sum of the vectors. Show all necessary calculations. (2 points) Part C: Find the true speed and direction of the airplane. Round the speed to the thousandths place and the direction to the nearest degree. Show all necessary calculations. (7 points) X D+ + 8 0 4 2 Source | V C BIUSXXX :" = = = Styles - Normal - Font - Size - A . Al ? body P Add Audio Add Video Previous Question Question 1 (Not Answered) v 0 Next Question Type here to search 85 F Mostly sunny 12:28 PM 4/15/202319 Exam: 07.09 Vectors Exam Part Tv X Dashboard X C learn.flvs.net/educator/student/examform.cgi?apacecca2*smondelus16*sit=L7EXkvdlwMdHc*5274*0064*passedonce* Q 2 FLVS Lessons Assessments V Gradebook Email 15 #Tools My Courses & SANIYAH Question 4 (Essay Worth 10 points) (07.07 HC) An object is suspended by two cables attached at a single point. The force applied on one cable has a magnitude of 125 pounds and acts at an angle of 37. The force on the other cable is 75 pounds at an angle of 150. Part A: Write each vector in component form. Show all necessary work. (4 points) Part B: Find the dot product of the vectors. Show all necessary calculations (3 points) Part C: Use the dot product to find the angle between the cables. Round the answer to the nearest degree. Show all necessary calculations. (3 points) X 4 2 8 0 % Source | V C BIUSXXX:| |" = = = |Styles - Format - Font - Size . A . A - ? Add Audio M Add Video Previous Question Question 1 (Not Answered) v 0 Next Question Type here to search 85 F Mostly sunny 12:28 PM 4/15/2023