Answers

2014-07-16T21:51:50+08:00
( \frac{21m^{2} }{3m+6} ) (\frac{m^{2}+3m+2}{7m} )  ( \frac{21m(m)}{3(m+2)} ) (\frac{(m+1)(m+2)}{7m} )   \frac{21m(m)(m+1)(m+2)}{21m(m+2)}

cancel 21m , (m+2). :)
final answer  m(m+1) = m^{2}+m

Tama ba? Sana nakatulong :)
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