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4. 5. Find the dot product of u =(5,10) and v= (19,-9) Are the vectors u = (12,-3) and v=(4,-16)orthogonal? Use a complete sentence to explain your answer and show your work.

4. 5. Find the dot product of u =(5,10) and v= (19,-9) Are the vectors u = (12,-3) and v=(4,-16)orthogonal? Use a complete sentence to explain your answer and show your work.

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 15E
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I need answer for 4, 5
**Show all work for each problem and write your final answers on the lines provided. Read and follow the directions carefully. 1. 2. 3. 4. 5. 6. 7. 1 3 Given u = (16,-2) and v= (22,-14), find u Given u = (-8,-2) and v = (-5,11), find 8u -5v. V. Find the dot product of u =(-3,4) and v = (-8,-16) Find the dot product of u =(5,10) and v = (19,-9) 1. 2. 3. 4. Are the vectors u = (12,-3) and v=(4,-16)orthogonal? Use a complete sentence to explain your answer and show your work. A vector has a magnitude of 8 and a direction of 240°. Write an equivalent vector in exact a₁ + bj form. 6. Find the horizontal and vertical components of the vector whose magnitude is 450 mph with a directional angle of 157.5°. The write your answer in a₁ + bj form, rounding to the nearest tenth of a degree.
Transcribed Image Text:**Show all work for each problem and write your final answers on the lines provided. Read and follow the directions carefully. 1. 2. 3. 4. 5. 6. 7. 1 3 Given u = (16,-2) and v= (22,-14), find u Given u = (-8,-2) and v = (-5,11), find 8u -5v. V. Find the dot product of u =(-3,4) and v = (-8,-16) Find the dot product of u =(5,10) and v = (19,-9) 1. 2. 3. 4. Are the vectors u = (12,-3) and v=(4,-16)orthogonal? Use a complete sentence to explain your answer and show your work. A vector has a magnitude of 8 and a direction of 240°. Write an equivalent vector in exact a₁ + bj form. 6. Find the horizontal and vertical components of the vector whose magnitude is 450 mph with a directional angle of 157.5°. The write your answer in a₁ + bj form, rounding to the nearest tenth of a degree.
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