Question

9^n+9^n+9^n+9^n=3^2019. Find n.

Answer 1

Answer:

Given 9^n+9^n+9^n = 3^2013 => 3 × 9^n = 3^2013 = > 3 × (3^2)^n = 3^2013 => 3× 3^2n = 3^2013 [ Since ( x^a)^b = x^ab => 3^(1+2n) = 3^2013 [ Since x^a ...

3 votes

Given 9^n+9^n+9^n = 3^2013 =%3E 3 × 9^n = 3^2013 =%3E 3 × (3^2)^n = 3^2013 =%3E 3× ... More

8 votes

[math]9^n+9^n+9^n=3^{2013}[/math] [math](3^2)^n+(3^2)^n+(3^2)^n=3^{2013}[/math] [math]3×3^{2n}=3^ .

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