SOLUTION: Write a rule for the nth term of the geometric sequence: a3=180,a6=38,880

SOLUTION: Write a rule for the nth term of the geometric sequence: a3=180,a6=38,880

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Question 156958: Write a rule for the nth term of the geometric sequence:
a3=180,a6=38,880
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
the ratio (r) cubed is 38880/180 __ r^3=216 __ r=6

an=5*6^(n-1)
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