Tlg ya... U2=10 U5=80 Rasio=?

Semoga membantu ya...;)
Jadikan jawaban terbaik...thx

U2 = a.r = 10 ===> a = 10/r
U5 = a.r⁴
80 = 10/r.r⁴
80 = 10.r³
80/10 = r³
8 = r³
2 = r