Question

What is the answer please reply​

Answer 1

Answer:

option (a) is the correct answer

a = +5

Explanation:

Given that,

two vectors A₁ & A₂ are equal

⇒ A₁ = A₂

⇒ i - 3j + 5k = i - 3j + ak

⇒ 5k = ak

⇒ 5 = a

∴ if A₁ & A₂ are equal then a = 5

HOPE THIS WOULD BE HELPFUL FOR YOU