Ответ:
[tex] \frac{2}{10a - 15} - \frac{12}{4a {}^{2} - 9} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{4a {}^{2} - 9} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{(2a - 3) \times (2a + 3)} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{(2a - 3) \times (2a + 3)} - \frac{1}{5(2a + 3)} [/tex]
[tex] \frac{2(2a + 3) - 60 - (2a - 3)}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - (2a - 3)}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - 2a + 3}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - 2a + 3}{5(4a {}^{2} - 9 )} [/tex]
[tex] \frac{2a + 6 - 60 + 3}{5(4a {}^{2} - 9)} [/tex]
[tex] \frac{2a - 51}{5(4a {}^{2} - 9) } [/tex]
[tex] \frac{2a - 51}{20a {}^{2} - 45 } [/tex]
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Ответ:
[tex] \frac{2}{10a - 15} - \frac{12}{4a {}^{2} - 9} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{4a {}^{2} - 9} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{(2a - 3) \times (2a + 3)} - \frac{1}{10a + 15} [/tex]
[tex] \frac{2}{5(2a - 3)} - \frac{12}{(2a - 3) \times (2a + 3)} - \frac{1}{5(2a + 3)} [/tex]
[tex] \frac{2(2a + 3) - 60 - (2a - 3)}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - (2a - 3)}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - 2a + 3}{5(2a - 3) \times (2a + 3)} [/tex]
[tex] \frac{4a + 6 - 60 - 2a + 3}{5(4a {}^{2} - 9 )} [/tex]
[tex] \frac{2a + 6 - 60 + 3}{5(4a {}^{2} - 9)} [/tex]
[tex] \frac{2a - 51}{5(4a {}^{2} - 9) } [/tex]
[tex] \frac{2a - 51}{20a {}^{2} - 45 } [/tex]