SOLUTION: Three consecutive terms of a geometric sequence are x−3, 6 and x+2. Find the possible values of x.

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Question 1193919: Three consecutive terms of a geometric sequence are x−3, 6 and x+2. Find the possible values of x.
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
matrix%281%2C2%2Ccommon%2Cratio%29%22%22=%22%22r%22%22=%22%226%2F%28x-3%29=%28x%2B2%29%2F6

Cross-multiply that equation.  It comes out as a 
factorable quadratic equation.  Find both values 
of x.  One is positive and one is negative.

Edwin