Question

Which expression is equal to 7/√5? 7√5/25 35√5 49/√35 7√5/5

Answer 1

$Solution, \frac{7}{\sqrt{5}}=\frac{7\sqrt{5}}{5}\quad \left(\mathrm{Decimal:\quad }\:3.13050\dots \right)$

Answer Choice A. $7\cdot \frac{\sqrt{5}}{25}=\frac{7\sqrt{5}}{25}\quad \left(\mathrm{Decimal:\quad }\:0.62610\dots \right)$

Answer Choice B. $35\sqrt{5}=78.26238\dots$

Answer Choice C. $\frac{49}{\sqrt{35}}=\frac{7\sqrt{35}}{5}\quad \left(\mathrm{Decimal:\quad }\:8.28251\dots \right)$

Answer Choice D. $7\cdot \frac{\sqrt{5}}{5}=\frac{7\sqrt{5}}{5}\quad \left(\mathrm{Decimal:\quad }\:3.13050\dots \right)$

The correct answer is D. 7√5/5

Hope This Helps!!!