Knockknock
  • Knockknock
A sequence is defined recursively using the formula f(n+1)=-0.5f(n). If the first term of the sequence is 120, what is f(5)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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Vocaloid
  • Vocaloid
the formula f(n+1) = -0.5*f(n) means that each consecutive term is -0.5* the last, so, to find the second term, multiply the first term by -0.5 to find the third term, multiply the second term by -0.5, and keep going until you find the fifth term f(5)
Knockknock
  • Knockknock
Okay thanks I got 7.5 is that correct??
Vocaloid
  • Vocaloid
yup! good job!

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