alphalexx alphalexx

15-04-2015
Mathematics

contestada

9^4x=81? I need to solve this math problem nd idk how to

Respuesta :

konrad509 konrad509

15-04-2015

[tex]9^{4x}=81\\ 9^{4x}=9^2\\ 4x=2\\ x=\dfrac{2}{4}=\dfrac{1}{2}[/tex]

Answer Link

15-04-2015

[tex]9^{4x}=81\\ 9^{4x}=9^2\\ =\ \textgreater \ 4x=2\\ x=\dfrac{2}{4}^{/2}=\dfrac{1}{2}[/tex]

Answer Link

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