1.

`[vec(a) vec(b) vec(c)]` का मान ज्ञात कीजिएः यदि `vec(a)=hati-2hatj+3hatk, vec(b)=2hati-3hatj+hatk` तथा `vec(c)=3hatj+hatj+2hatk` है

Answer» Correct Answer - 28


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