miss442 miss442
  • 04-02-2017
  • Mathematics
contestada

Find f '(a).
f(x) = 4x2 − 4x + 3

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 06-07-2018
Use the power rule
  d(x^n)/dx = n·x^(n-1)
to form the derivative.
  f'(x) = 4·2x -4
  f'(x) = 8x - 4

Now, substitute "a" for "x" to find f'(a):
  f'(a) = 8a - 4
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