Question

please answer this question​

Answer 1

Step-by-step explanation:

${3}^{ - 3} + {9}^{ - 1} \\ = \frac{1}{ {3}^{3} } + \frac{1}{9} = \frac{1}{27} + \frac{1}{9} \\ = \frac{1 + 3}{27} = \frac{4}{27}$

Answer 2

Answer:

hope it help you

ans is 4/27