swayantan swayantan
  • 25-09-2020
  • Mathematics
contestada

find n
please solve as fast as possible ​

find nplease solve as fast as possible class=

Respuesta :

tonb
tonb tonb
  • 25-09-2020

Answer:

n=2

Step-by-step explanation:

you can rewrite the formula as:

[tex]\frac{25^n}{25} + 100 = \frac15 25^n[/tex]

=>

[tex]25^n + 2500 = 5 \cdot25^n[/tex]

=>

[tex]2500 = 5 \cdot25^n - 25^n[/tex]

=>

[tex]2500 = 25^n(5-1)[/tex]

=>

625 = 25ⁿ

=>

n=2

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