S5=b1(g^5 - 1) / q-1
S5= 1/2(1024-1) / 4-1
S5= 511,5 / 3
S5=170,5
Ответ:
[tex]\sf S_5=170,5[/tex]
Объяснение:
[tex]\displaystyle\begin{array}{c|c|c} \hspace{\sf DANO:~~\\\sf b_1=\frac{1}{2};\\ \sf q=4} \\&\sf Reshenie.~~\displaystyle S_n=\frac{b_1*(q^n-1)}{q-1} ,q\neq 1\Rightarrow S_5=\frac{\frac{1}{2}*(4^5-1) }{4-1} =\frac{\frac{1}{2}*(1024-1) }{3}=170,5 \\\cline{2-4} \end{array} \\\\ \sf S_5=?\\[/tex]
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S5=b1(g^5 - 1) / q-1
S5= 1/2(1024-1) / 4-1
S5= 511,5 / 3
S5=170,5
Ответ:
[tex]\sf S_5=170,5[/tex]
Объяснение:
[tex]\displaystyle\begin{array}{c|c|c} \hspace{\sf DANO:~~\\\sf b_1=\frac{1}{2};\\ \sf q=4} \\&\sf Reshenie.~~\displaystyle S_n=\frac{b_1*(q^n-1)}{q-1} ,q\neq 1\Rightarrow S_5=\frac{\frac{1}{2}*(4^5-1) }{4-1} =\frac{\frac{1}{2}*(1024-1) }{3}=170,5 \\\cline{2-4} \end{array} \\\\ \sf S_5=?\\[/tex]