Let $\vec{a}$ and $\vec{b}$be two vectors. Let $|\vec{a}|=1,|\vec{b}|=4$ and $\vec{a}⋅\vec{b}=2$. If , $\vec{c}=(2\vec{a}\times \vec{b})−3\vec{b}$ , then the value of $\vec{b}⋅\vec{c}$is

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Let \(\vec{a}\) and \(\vec{b}\)be two vectors. Let \(|\vec{a}|=1,|\vec{b}|=4\) and \(\vec{a}⋅\vec{b}=2\). If , \(\vec{c}…

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