Question

Rationalise the denominator of the following root40÷root3​

Answer 1

Answer:

$\frac{ \sqrt{40} }{ \sqrt{3} } = \frac{ \sqrt{40} }{ \sqrt{3} } \times \frac{ \sqrt{3} }{ \sqrt{3} } \\ \frac{ \sqrt{120} }{3} = \frac{ \sqrt{4 \times 30} }{3} \\ = \frac{2 \sqrt{30} }{3}$