Simplify: 81a^ 4 49b^ 8 3b 5ac [3] 125c^ 6 64b^ 9 - Vidyadip

MCQ

Simplify: $\sqrt{\frac{81\text{a}^{4}}{49\text{b}^{8}}}\times \frac{3\text{b}}{5\text{ac}}\times \sqrt[3]{\frac{125\text{c}^{6}}{64\text{b}^{9}}}$

A
$\frac{27{\text{ac}}^{2}}{14\text{b}^{4}}$
✓
$\frac{27{\text{ac}}}{28\text{b}^{6}}$
C
$\frac{45{\text{a}}^{2}\text{c}}{56\text{b}^{4}}$
D
$\frac{45\text{ac}}{56\text{b}^{6}}$

✓

Answer

Correct option: B.

$\frac{27{\text{ac}}}{28\text{b}^{6}}$

$\frac{27{\text{ac}}}{28\text{b}^{6}}$

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