Question

Given v, = 5î+29 and v, ai -6j are
perpendicular to each other, determine the
value of a.​

Answer 1

Explanation:

let a= 5i+29j

b= ai-6j

as A perpendicular to B so ,

A.B=0

then,

5i+29j . ai-6j = 0

(5)(@)+(29)(-6) = 0

5@ - 174 = 0

A =174/5

= 34.8