Question

simplify radical expression square root of 15 divided by 5 square root of 20 please show work.

Answer 1

Can you draw it out??

Answer 2

\(\bf {\color{blue}{ 15\implies 3\cdot 5\qquad 20\implies 2\cdot 2\cdot 5}}\implies 2^2\cdot 5\\ \quad \\ \quad \\

\cfrac{\sqrt{15}}{5\sqrt{20}}\implies \cfrac{\sqrt{3\cdot 5}}{5\sqrt{2^2\cdot 5}}\implies
\cfrac{\sqrt{3}\cdot \cancel{\sqrt{5}}}{5\sqrt{2^2}\cdot \cancel{\sqrt{5}}}\)

Answer 3

?

Answer 4

it says the answer comes out to be square root of 15 divided by 3. but i dont know how it comes up with that answer.

Answer 5

ok i got it i was looking at the wrong problem thank you so much (:

Answer 6

yw