Geometric sequence 5

About members of geometric sequence we know:

$3{a}_{5}:{a}_{3}=27:25$

$7{a}_{3}+5{a}_{7}=1:564$

Calculate a1 (first member) and q (common ratio or q-coefficient)

Correct result:

q =  0.6
a1 =  204.84658

Solution:

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