Question: Question 4 (2 points) Consider 3= [5, 1,2]. Let a: bethe angle that 3 makes with the positive xaxis, bethe angle that 3 makes with
![Question 4 (2 points) Consider 3= [5, 1,2]. Let a: bethe](https://s3.amazonaws.com/si.experts.images/answers/2024/06/6662167a4933d_3146662167a31548.jpg)



Question 4 (2 points) Consider 3= [5, 1,2]. Let a: bethe angle that 3 makes with the positive xaxis, bethe angle that 3 makes with the positive yaxis, and y he the angle that 3 makes with the positive :aitis. Find rx+ ,5'+ 3'. Round your answer to the nearest WHOLE units. Question 5 (2 points) Given the points A(1, 0, 0), B(0, 1, 0), and C(0,0,1), find projAt AB State the EXACT answer only. NO DECIMALS
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