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CBSE Class 8 Answered

fraction numerator 5 cross times 25 to the power of n plus 1 end exponent minus 25 cross times 5 to the power of 2 n end exponent over denominator 5 cross times 5 to the power of 2 n minus 3 end exponent minus left parenthesis 25 right parenthesis to the power of n plus 1 end exponent end fraction

Asked by prahladsumi | 05 Feb, 2020, 06:24: PM
Expert Answer
begin mathsize 16px style fraction numerator 5 cross times 25 to the power of straight n plus 1 end exponent minus 25 cross times 5 to the power of 2 straight n end exponent over denominator 5 cross times 5 to the power of 2 straight n minus 3 end exponent minus 25 to the power of straight n plus 1 end exponent end fraction end style
begin mathsize 16px style equals fraction numerator 5 cross times open parentheses 5 squared close parentheses to the power of straight n plus 1 end exponent minus 5 squared cross times 5 to the power of 2 straight n end exponent over denominator 5 cross times 5 to the power of 2 straight n minus 3 end exponent minus open parentheses 5 squared close parentheses to the power of straight n plus 1 end exponent end fraction end style
Error converting from MathML to accessible text.
begin mathsize 16px style equals fraction numerator 5 to the power of 2 straight n plus 2 end exponent open parentheses 5 minus 1 close parentheses over denominator 5 to the power of 2 straight n end exponent open parentheses begin display style 1 over 25 end style minus 25 close parentheses end fraction end style
begin mathsize 16px style equals fraction numerator 25 cross times 4 over denominator 1 minus 625 end fraction cross times 25 equals fraction numerator 2500 over denominator negative 624 end fraction equals fraction numerator negative 625 over denominator 131 end fraction end style
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