Let A? =4?^?2?^, B? =?3?^+5?^,and E? =2A? +3B? .

Part A

Write vector E?  in component form.

Express your answer in terms of the unitvectors i^ and j^. Use the 'unit vector' button todenote unit vectors in your answer.

E? 

E ?

= 

?i+11j

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The correct answer does not dependon: i? , j? .

Part B

Draw vectors A? , B? ,and E? .

Draw the vectors starting at the origin. The location,orientation and length of the vectors will be graded.

 

 

 

 

 

 

 

 

 

 

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Use arrows to move the end point.The start point is 4 -2. Theend point is 2 3.

-12-10-8-6-4-2024681012-12-10-8-6-4-2024681012

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Part C

What is the magnitude of vector E? ?

E

E

= 

nothing

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Part D

What is the direction of vector E? ?

?

?

= 

nothing

 ? clockwise from the negative x-axis 

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