document.write( "Question 1138670: (144,108,81,60.75,...)
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document.write( "Is the sequence arithmetic, geometric, or neither?
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document.write( " -I said geometric
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document.write( "Write an expression for the nth term.
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document.write( " -I'm not sure what equation is supposed to be used. I'm pretty sure It's either:
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document.write( " -Sn=a1(1-r^n/1-r) or Sn=n(a1+an/2)
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document.write( "Calculate the first 10 terms. Express your answer to 5 places past the decimal.
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document.write( " -Would I used one of the formulas above and just plug in 1-10?
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document.write( "Does the sequence above have an infinite sum? If so, calculate the infinite sum. If not, tell why it does not have an infinite sum.
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document.write( " - Is infinite sum a different equation? I don't know what that is\r
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Algebra.Com's Answer #756475 by josgarithmetic(39616)![]() ![]() ![]() You can put this solution on YOUR website! GEOMETRIC.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Common Ratio is |