Question

if a is equal to 4 I + 3 J - 2 k and b is equal to 8i + 6j - 4K the angle between a and b is​

Answer 1

4 I + 3 J - 2 k and

8i + 6j - 4K are like vectors or parallel vectors since

8i + 6j - 4K can be simplified as 2(4 I + 3 J - 2 k)

so the angle b/w them is 0 degress

Answer 2

i hope this will help you