Math, asked by aniketdakhole, 1 year ago

3^n + 9^n+1/3^n-1 ×9^n-1

Answers

Answered by mayank9999999999

0

3n+9n+1/3n-1*9n-1

12n+1/3-1*9n-1

4n+1-1*9n-1

5n-1*9n-1

4n*9n-1

36n-1

35n is the answer

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