.Question 7 Find the unit vector ey if U = (-4, -3) ey = Question Help: Video Message instructor _ Post to forum Submit Question MacBook esc C G Search or type URI 3 # % A 2 w 4 5 O W TQuestion 8 Graph the following vector addition: + Start from the origin. One vector to show One vector to show adding One vector to show the resultant 9- 9 -8 -7 -6 -5 -4 -3 - 2 -1 1 2 3 4 5 6 7 8 Clear All Draw: Question Help: Message instructor D Post to forum Submit Question MacBook esc C G Search or type URI @ % 2 3 V 5. Question 9 Perform the vector addition: (7, 6 ) + ( - 8, -4) = Question Help: Video Message instructor D Post to forum Submit Question MacBook esc C G Search or type U # % N 5