lologhayad lologhayad
  • 03-05-2021
  • Mathematics
contestada

Helppp pleaseeee I really need help

Helppp pleaseeee I really need help class=

Respuesta :

es7759780 es7759780
  • 03-05-2021

Answer:

Step-by-step explanation:

S

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Аноним Аноним
  • 03-05-2021

Step-by-step explanation:

[tex] = \frac{(2c {}^{2} + c - 2) }{(c + 1)} \\ rationalise \: the \: denominator \\ = \frac{(2 {c}^{2} + c - 2)(c - 1)}{(c + 1)(c - 1)} \\ = \frac{(2 {c}^{3} - 2 {c}^{2} + {c}^{2} - c - 2c + 2) }{( {c}^{2} - {1}^{2} )} \\ = \frac{(2 {c}^{3} - {c}^{2} - 3c + 2 )}{( {c}^{2} - 1) } [/tex]

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