Math, asked by anish001, 1 year ago

find the value of x
 {3}^{x}  +  {3}^{x + 1 = 36}



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Answers

Answered by Anonymous
6

see the pic hope it is not wrong and helps you frnd
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anish001: thnku
Anonymous: Welki
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Answered by KarupsK
3

 {3}^{x}  + 3 \: ( {3}^{x} ) = 36 \\   4( {3}^{x} ) = 36 \\  {3}^{x}  = 9 \\  {3}^{x}  =  {3}^{2}  \\ x = 2
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