Question

show that a-=i^-j^/✓2 is a unit vector​

Answer 1

Answer:|a| = 1

Explanation:

Applying modulus on both sides we get

|a|=|i^-j^| /|✓2|

= ✓(1^2+1^2)/✓2

=✓2/✓2

=1

Therefore |a|=1

It is a unit vector