5^n+2-6×8 ×5^n+1


13×5^n-2×5^n+1

Asked by agarwalnayan820 | 1st Sep, 2019, 05:08: PM

Expert Answer:

begin mathsize 16px style fraction numerator 5 to the power of straight n plus 2 end exponent minus 6 cross times 5 to the power of straight n plus 1 end exponent over denominator 13 cross times 5 to the power of straight n minus 2 cross times 5 to the power of straight n plus 1 end exponent end fraction
equals fraction numerator 5 to the power of straight n plus 1 end exponent open parentheses 5 minus 6 close parentheses over denominator 5 to the power of straight n open parentheses 13 minus 2 cross times 5 close parentheses end fraction

equals fraction numerator negative 5 over denominator 3 end fraction end style

Answered by Sneha shidid | 2nd Sep, 2019, 08:01: PM