jaafar89
jaafar89 jaafar89
  • 21-08-2021
  • Mathematics
contestada

if 3^2x +1 +8 =27 find x
Pls guys I need now

Respuesta :

ma5007482
ma5007482 ma5007482
  • 21-08-2021

Step-by-step explanation:

3x²+1+8=27

3x²+9=2

3x²=27-9

3x²=19

x²=19/3

[tex]x = \frac{ \sqrt[]{19} }{ \sqrt{3} } [/tex]

Answer Link
thaonguyen1
thaonguyen1 thaonguyen1
  • 21-08-2021

Answer:

[tex]3^{2x} + 1 + 18 = 27\\ 3^{2x} = 18\\2x = log_{3} 18[/tex]

Step-by-step explanation:

Answer Link

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