Question

If F = Ax + By +Cz (Given α, β and γ are the angles made by the vector with x, y and z axis respectively) calculate the value of cos a?​

Answer 1

Answer:

Cos a=A/(A^ 2+ B^2+ c ^ 2) ^1/2

Explanation:

cos a=A/IAI

IAI=(A^2+ B^2+ C^2)^