Question

please tell me please ​

Answer 1

Answer:

m = 2

Step-by-step explanation:

$\frac{ {3}^{ - 7} }{ {3}^{ - 10} } = {3}^{2m - 1} \\ {3}^{3} = {3}^{2m - 1} \\ 2m - 1 = 3 \\ 2m = 4 \\ m = 2$