b12=b1*q^11b13=b1*q^12b14=b1*q^13b14/b13 = qq=6/30=1/5=0,2b13/b12=qb12=b13/q=30/0.2=150Ответ: 150
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b12=b1*q^11
b13=b1*q^12
b14=b1*q^13
b14/b13 = q
q=6/30=1/5=0,2
b13/b12=q
b12=b13/q=30/0.2=150
Ответ: 150
b12=b1*q^11
b13=b1*q^12
b14=b1*q^13
b14/b13 = q
q=6/30=1/5=0,2
b13/b12=q
b12=b13/q=30/0.2=150
Ответ: 150