1.(a⃗+2b⃗−c⃗)⋅((a⃗−b⃗)×(a⃗−b⃗))(\vec{a} + 2\vec{b} - \vec{c}) \cdot ((\vec{a} - \vec{b}) \times (\vec{a} - \vec{b}))(a+2b−c)⋅((a−b)×(a−b)) is equal toa.−[a⃗ b⃗ c⃗]-[\vec{a}\ \vec{b}\ \vec{c}]−[a b c]b.2[a⃗ b⃗ c⃗]2[\vec{a}\ \vec{b}\ \vec{c}]2[a b c]c.3[a⃗ b⃗ c⃗]3[\vec{a}\ \vec{b}\ \vec{c}]3[a b c]d.000Login to continueOnly logged in users canattempt or see the solution.