zii64 zii64
  • 20-11-2021
  • Mathematics
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Rewrite as equivalent rational expressions with denominator (c- 9) (c+9)(c + 6):

Rewrite as equivalent rational expressions with denominator c 9 c9c 6 class=

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Аноним Аноним
  • 20-11-2021

Answer:

Step-by-step explanation:

as (c + 9)(c - 9) = c² - 81

and (c - 9)(c + 6) = c² - 3c - 54

    8(c + 6)        =         8c + 48        

(c² - 81)(c + 6)       (c - 9)(c + 9)(c + 6)

            10c(c + 9)     =     10c² + 90c        

(c² - 3c - 54)(c + 9)       (c - 9)(c + 9)(c + 6)

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