Find the 11th term of the geometric sequence 6, -18,54, ...

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Paymon asked Dec 21, 2022

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Find the 11th term of the geometric sequence 6, -18,54, ...

Mathematics
high-school

Paymon asked Dec 21, 2022

by Paymon

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10 votes

Answer:

354294

Explanation:

a1 = 6, r = -3

an = a1 * r^n-1 (formula)

a11 = 6 * (-3)^11-1

a11 = 6 * 590949 = 354294

a11 = 354294

Redoc answered Dec 24, 2022

by Redoc

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25 votes

a1 = 6, r = -3
an = a1 * r^n-1 (formula)
a11 = 6 * (-3)^11-1
a11 = 6 * 590949 = 354294
a11 = 354294

ChrisOSX answered Dec 27, 2022

by ChrisOSX

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