Math, asked by Dhroova10, 2 months ago

3^2 + 3^-4 + 3^5 is equal to. ​

Answers

Answered by harshitha202034
0

Answer:

 {3}^{2}  +  {3}^{ - 4}  +  {3}^{5}  \\  = 9 +  \frac{1}{ {3}^{4} }  + 243 \\  = 9 +  \frac{1}{81}  + 243 \\  =  \frac{729 + 1 + 19683}{81}  \\  =   \bf\frac{20413}{81}

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