Question

Simplify (15/ sqr20)-(sqr20 /4)

Answer 1

change both fractions to same denominator

Answer 2

\[\dfrac{15}{\sqrt{20}} - \dfrac{\sqrt{20}}{4}\]

\[\dfrac{4*15}{4*\sqrt{20}} - \dfrac{\sqrt{20}*\sqrt{20}}{4*\sqrt{20}}\]

\[\dfrac{60}{4*\sqrt{20}} - \dfrac{20}{4*\sqrt{20}}\]

\[\dfrac{60-20}{4*\sqrt{20}} \]

Answer 3

you can simplify further

Answer 4

yes

Answer 5

I got sqr 5

Answer 6

\(\sqrt{5}\) is \(\large \color{Red}{\checkmark}\)

Answer 7

cool, thanks, I have another question I need help with, I'll post it :)

Answer 8

u wlc :)