Ответ:
0,75
Объяснение:
т.к.
[tex]S_{б.у.г.п} = \frac{b_{1}}{1 - q} [/tex]
а b1 = 30, S = 120, то
[tex]120 = \frac{30}{1 - q} \\ \frac{1 - q}{30} = \frac{1}{120} \\ 1 - q = \frac{1}{120} \times 30 \\ 1 - q = \frac{1}{4} \\ q = 1 - \frac{1}{4} \\ q = \frac{3}{4} [/tex]
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Answers & Comments
Ответ:
0,75
Объяснение:
т.к.
[tex]S_{б.у.г.п} = \frac{b_{1}}{1 - q} [/tex]
а b1 = 30, S = 120, то
[tex]120 = \frac{30}{1 - q} \\ \frac{1 - q}{30} = \frac{1}{120} \\ 1 - q = \frac{1}{120} \times 30 \\ 1 - q = \frac{1}{4} \\ q = 1 - \frac{1}{4} \\ q = \frac{3}{4} [/tex]