Question

Question no. 8
Simplify and express each as rational number

Answer 1

Answer:

1st ans 4/9 power 2

2nd ans -8/7,

3rd ans4/3power-5

Step-by-step explanation:

base same in first and multiplying powers will be added

second also same add the power u will be getting -1 to remove -sign do reciprocal of -7/8I.e -8/7

third same add the powers