SOLUTION: find the 1st term of a geometric sequence if the 2nd term is 3 and the next term is 17

SOLUTION: find the 1st term of a geometric sequence if the 2nd term is 3 and the next term is 17

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Question 964917: find the 1st term of a geometric sequence if the 2nd term is 3 and the next term is 17
Answer by Murthy(22) (Show Source): You can put this solution on YOUR website!
Let the geometric sequence be a,ar and ar^2
Given, ar=3 and ar^2=17
therefore, r=17/3
given ar=3
therefore, a=9/17
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