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If vec(a)=hat(i)-2hat(j)+3hat(k),vec(b)=...

If `vec(a)=hat(i)-2hat(j)+3hat(k),vec(b)=2hat(i)+hat(j)-2hat(k),vec(c)=3hat(i)+2hat(j)+hat(k)` find `vec(a). (vec(a) xx vec(c ))`.

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