Question

guys help me please help me​

Answer 1

Answer:

22.(a)

23.(b)

Explanation:

For falling particles the equation of motion is,

${v}^{2} = {u}^{2} + 2gh \\ or \: {v}^{2} - {u}^{2} = 2gh$

and, 0 vector is null vector and its has no direction and value. so the substitution of A vector and 0 vector is A vector.