MrCrude3MrCrude MrCrude3MrCrude
  • 18-02-2017
  • Mathematics
contestada

A sequence is defined by the recursive formula f (n + 1) = f(n) – 2. If f(1) = 18, what is f(5)?

Respuesta :

ghopk3
ghopk3 ghopk3
  • 18-02-2017
sub n=1
f(1+1) = f(1)-2 = 18
f(1) = 20
f(2) - f(1) = -2 , d=-2
f(5) = 20+d*(n-1) = 20+(-2)*(5-1) = 20-8 = 12
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ineedhelp69420 ineedhelp69420
  • 20-05-2020

Answer:

real anwser is 10

Step-by-step explanation:

toom the test

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