Question

(2/3+5/7)/(2/3-5/7)

how to solve this the easiest way?

Answer 1

solve the brackets!

Answer 2

them multiply them!

Answer 3

my result is always -1 isn't it not correct

Answer 4

please solve it for me

Answer 5

\[-\frac{29}{441}\]

Answer 6

-0.06

Answer 7

\[(2/3+5/7)/(2/3-5/7) \]
\[=((14+15)/21) /((14-15)/21)\]
\[=29/-1\]
\[=-29\]

Answer 8

\[\frac{14+15}{21}\frac{14-15}{21}=\frac{29(-1)}{21\cdot 21}=\frac{-29}{441}\]

Answer 9

http://www.wolframalpha.com/input/?i=%282%2F3%2B5%2F7%29%2F%282%2F3-5%2F7%29

Answer 10

oops...thought they were doing multiplication