Question

which of the following defined a unit vector a in the direction of a

1)â = a | a |

2)â = a/ |a|

3)â = |a| / a

4)â = a + |a|​

Answer 1

Answer:

please mark Me know how to do I

1. 2/3 of 3/4 of 18

2. 2/3 of 3/4 of 24

3. 2/3 of 3/4 of 100

4. 2/3 of 3/4 of 80

5. 4/5 of i) 50

ii) 100

Iii) 255

Answer 2

Answer:

2) is the answer

Step-by-step explanation:

2)â = a/ |a|