Question

for what value of 'a' the given vector ai+0.8j+0.6k will be unit vector​

Answer 1

Answer:

a=0

Explanation:

let A be the vector of ai+0.8j+0.6k

Given- A is a unit vector

sol- √a^2+0.8^2+0.6^2=1

a^2+0.64+0.36=1^2

a^2+1.00=1

a^2=1-1

a=0 answer.