KassandraMartinez141 KassandraMartinez141

17-12-2018
Mathematics

contestada

How do you find the common ratio of r=
50,150,450,1350,...

Respuesta :

17-12-2018

Answer:

r = 3

Step-by-step explanation:

[tex]a_n = a_1\cdot r^{n - 1} \\\ 1350 = 50\cdot r^3 \\\ r^3 = \frac{1350}{50} \\\\\ r^3 = 27 \\\ r^3 = 3^3 \\\ r = 3[/tex]

I hope I helped you.

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