alexisbutler234
alexisbutler234 alexisbutler234
  • 24-11-2019
  • Mathematics
contestada

Given an = -3n2 - 2
Find the first four terms in the sequence.
final the first four terms in the sequence.​

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gmany
gmany gmany
  • 24-11-2019

Answer:

-5, -14, -29, -50

Step-by-step explanation:

[tex]a_n=-3n^2-2\\\\\text{Substitute the values of}\ n:\ \{1,\ 2,\ 3,\ 4\}\\\\a_1=-3(1^2)-2=-3(1)-2=-3-2=-5\\\\a_2=-3(2^2)-2=-3(4)-2=-12-2=-14\\\\a_3=-3(3^2)-2=-3(9)-2=-27-2=-29\\\\a_4=-3(4^2)-2=-3(16)-2=-48-2=-50[/tex]

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