Question

Solve this question​

Answer 1

Answer:

$\frac{r {}^{20 - 1} }{r {}^{10 - 1} } = 244 \\ r {}^{20 - 1 - (10 - 1)} = 244 \\ r {}^{20 - 1 - 10 + 1} = 244 \\ r {}^{10} = 244 \\ r {}^{10} = 2 {}^{10} \\ r = 2$

Answer 2

Answer:

this is your Answer Mate....

hope it helps you