SOLUTION: What is the pattern rule with the numbers 7, 21, 63, 189

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Question 950100: What is the pattern rule with the numbers 7, 21, 63, 189
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
the pattern rule with the numbers , , ,




since the first term and using pattern above could be written as and since starts with ,
so,the rule is for all =, , .....

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