Matematika suatu deret geometri U1=300, U4=8100, U5=?tolong bantu dengan cara ya.​

jesuswittingulv – March 09, 2023

suatu deret geometri U1=300, U4=8100, U5=?

tolong bantu dengan cara ya.​

[tex] {r}^{4 - 1} = \frac{8100}{300} \\ {r}^{3} = 27 \\ r = \sqrt[3]{27} = 3 \\ un = a {r}^{n - 1} \\ u5 = 300. {3}^{5 - 1} \\ u5 = 300. {3}^{4} \\ u5 = 300.81 \\ u5 = 24300 [/tex]

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