1.

Find the projection of vector \(\vec{a}=8\hat{i}-\hat{j}+6\hat{k}\) on vector \(\vec{b}= 4\hat{i}+3\hat{j}\).

A. \(\sqrt{\frac{29}{5}}\)
B. \(\frac{29}{\sqrt{5}}\)
C. \(\frac{\sqrt{29}}{5}\)
D. \(\frac{29}{5}\)
Answer» E.


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