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Express the repeating decimal 0.513 (the 13 is repeating so the decimal is 0.5131313131313...) as a fraction in lowest terms using the infinite geometric series method.
asked by Haile on September 29, 2011 
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Express the repeating decimal 0.513 (the 13 is repeating) as a fraction in lowest terms using the infinite geometric series method.
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1)Find a1 in a geometric series for which Sn=300,r=3,and n=4 A)15 B)15/2 C)15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(1/4)n1 A)25
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