Question

Find the unit vector of A⃗ = 4 ^ i−3 ^ j+ ^k​

Answer 1

Answer:

A−B=(3i^+2j^)−(2i^+3j^−k^)=i^−j^+k^ . The desired unit vector is thus A−B||A−B||=i^−j^+k^12+12+12√=13√(i^−j^+k^).

Answer 2

Explanation:

so here it is...

hope it's helpfull :)