Question

how to solve this question?​

Answer 1

Answer:

3-4

Step-by-step explanation:

1/1+ 3-4/3

1/1+3-4/3

3/3+3-4/3

Answer 2

Answer:

${3}^{ - 4}$

Step-by-step explanation:

${3}^{ - 5} + \frac{1}{3^{5} } + \frac{3 ^{ - 4} }{3} \\ = \frac{1}{ {3}^{5} } + \frac{1}{ {3}^{5} } + \frac{1}{ {3}^{5} } \\ = \frac{1 + 1 + 1}{ {3}^{5} } \\ = \frac{3}{ {3}^{5} } \\ = 3 ^{1 - 5} \\ = 3 ^{ - 4}$