engineering recuitment NFC Chemical Plant Operator Mock Test Mathematics Vector Algebra Scalar and Vector Product
यदि \(\vec{a}=2\hat{i}+~\hat{j}+3\hat{k}~and~\vec{b}=~\hat{i}+2\hat{j}+3\hat{k}\) है। तो \(\vec{a}\cdot ~\vec{b}\) ज्ञात कीजिए।
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