Hardy007
Hardy007 Hardy007
  • 01-09-2020
  • Mathematics
contestada

please help!! I don't understand this​

please help I dont understand this class=

Respuesta :

Annder
Annder Annder
  • 01-09-2020

Step-by-step explanation:

(f○g)(-3)

= f(g(-3))

g(-3) =

[tex] \frac{2}{2( - 3) - 1} [/tex]

g(-3) = -2/7

f(-2/7) = (-2/7)^2 + 2(-2/7) -4

= 4/49 - 4/7 - 4

= 4/49 - 28/49 - 196/49

= -220/49

please check again ^-^

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