anonymous
  • anonymous
Find an equation for the nth term of a geometric sequence where the second and fifth terms are -2 and 16, respectively.
Precalculus
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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zzr0ck3r
  • zzr0ck3r
err 1-2+4-8+16 so (-1)^n*2^n
zzr0ck3r
  • zzr0ck3r
or (-2)^n ...
anonymous
  • anonymous
@zzr0ck3r these are my possible answers: (a) an = 1 • (-2)n - 1 (b) an = 1 • 2n (c) an = 1 • (-2)n + 1 (d) an = 1 • 2n - 1

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anonymous
  • anonymous
@zzr0ck3r??
zzr0ck3r
  • zzr0ck3r
do you consider n to be natural?
anonymous
  • anonymous
yes
anonymous
  • anonymous
n = the term

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