решите примеры, срочно!!!
[tex] \frac{m { }^{2} + 2m }{3m } + \frac{3m { }^{2} - 5m}{3m } [/tex]
[tex] \frac{2a}{2a - 1} - \frac{1}{2a + 1} [/tex]
[tex] \frac{b}{a +b} - \frac{b {}^{2} }{a {}^{2} + b {}^{2} + 2ab} [/tex]
[tex]\frac{a - b}{b} + \frac{b}{a + b} [/tex]
[tex] \frac{m { }^{2} + 2m }{3m } + \frac{3m { }^{2} - 5m}{3m } [/tex]
[tex] \frac{2a}{2a - 1} - \frac{1}{2a + 1} [/tex]
[tex] \frac{b}{a +b} - \frac{b {}^{2} }{a {}^{2} + b {}^{2} + 2ab} [/tex]
[tex]\frac{a - b}{b} + \frac{b}{a + b} [/tex]
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