Respuesta:
Espero que se entienda
Explicación paso a paso:
2.
3^(2x-1) = 243
3^(2x-1) = 3^5
2x-1 = 5
2x = 5+1
x= 6/2
x= 3
5.
[tex]2^{x+2} +2^{x+3} +2^{x+4} = 896\\2^{x+2}.(2^{0} +2^{1}+2^{2} ) = 7.2^{7} \\2^{x+2}.7 = 7.2^{7}\\x+2 =7\\x=7-2\\x=5[/tex]
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Respuesta:
Espero que se entienda
Explicación paso a paso:
2.
3^(2x-1) = 243
3^(2x-1) = 3^5
2x-1 = 5
2x = 5+1
x= 6/2
x= 3
5.
[tex]2^{x+2} +2^{x+3} +2^{x+4} = 896\\2^{x+2}.(2^{0} +2^{1}+2^{2} ) = 7.2^{7} \\2^{x+2}.7 = 7.2^{7}\\x+2 =7\\x=7-2\\x=5[/tex]