daracah daracah
  • 11-06-2017
  • Mathematics
contestada

Given that f(x) = 2x + 1 and g(x) = −5x + 2, solve for f(g(x)) when x = 3.

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puppies22
puppies22 puppies22
  • 11-06-2017
I believe the answer would be -91 because if u solve both of the equations then the f(x) would be 7 and the g(x) would be -13 so it would be 7(-13) which equals -91. 
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Аноним Аноним
  • 11-06-2017
f(g(x)) =  2(-5x+2) + 1
     
= -10x + 4 + 1  =   5 - 10x

when x = 3  this equals 5 - 10(3) =  - 25

answer -25
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