Determine 4th term in the geometric sequence whose first term is -2 and whose common ratio is -5.

asked Jun 10, 2024 80.6k views

5 votes

by Schu

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6 votes

Given : a = -2 and r = -5

an = ar^n-1

a4 = ar³

a4 = -2 × (-5)³

a4 = -2 × -125

a4 = 250

Bgiles answered Jun 15, 2024

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