Nanidinosaur Nanidinosaur
  • 16-12-2020
  • Mathematics
contestada

(Sigma)20 4(8/9)^n-1=?
1

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Smilex Smilex
  • 16-12-2020

Convert to a simplified fraction.

20 amgiS ⋅ 9n / 2^2+3n − 9^n

Move 20 to the left of Sigma.

20 Sigma

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