Question

The question is in the picture.

Answer 1

$B. \:\frac{2}{ {a}^{7} }$ ✅

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$\frac{8}{2 \: {a}^{5} } \times \frac{6}{12 \: {a}^{2} } \\ = \frac{48}{24 \:( {a})^{5 + 2} } \\ = \frac{2}{ {a}^{7} }$

Note:-

${a}^{m} \times {a}^{n} = {a}^{m + n}$

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