document.write( "Question 199294: Prove that 7^(n+2)-35(7^n-1)/44(7^n+2) is equal to 1/49 \n" ); document.write( "
Algebra.Com's Answer #149806 by RAY100(1637)\"\" \"About 
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[ 7^(n+2) -35*7^9n-1)] / [ 44(7^(n+2) ) ] = 1/49
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\n" ); document.write( "[ 1-35*7^-3] / 44 = 1/49
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\n" ); document.write( "[ 1 - 35 / (49*7) ] / 44 = 1/49
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\n" ); document.write( "[ 1-5/49] / 44 = 1/49
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\n" ); document.write( "[49/49 -5/49 ] / 44 = 1/49
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\n" ); document.write( "[ 44 / 49 ] / 44 = 1/49
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\n" ); document.write( "(44/49) * (1/44) = 1/49 = 1/49,,,,,,ok
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