If it is given that \vec{c}=\vec{a}×\vec{b}

Then prove that \vec{a}=\frac{\vec{b}×\vec{c}}{|\vec{b}|^2}

# Doubts from vector

What you have written is not true

It is only true when a. b=0

Yes it should be a.b=0

Then prove that \vec{a}=\frac{\vec{b}×\vec{c}}{|\vec{b}|^2}

What you have written is not true

It is only true when a. b=0

Yes it should be a.b=0