bluphi
bluphi bluphi
  • 25-03-2020
  • Mathematics
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A) f(-1)= -4
B) f(-1)= 3
C) f(-1)= 1/4
D)f(-1) = 1/3

A f1 4 B f1 3 C f1 14 Df1 13 class=

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 25-03-2020

Answer:

c  f(-1) = 1/4

Step-by-step explanation:

f(x) = x-1

       -----------

      x^2 -9

Let x=-1

f(-1) = -1-1

        -----------

         (-1)^2 -9

f(-1) = -2

        -----------

         1 -9

     =-2/-8   = 1/4

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