Question

Please answer no 1,2and4

Answer 1

Hope it will help you......

Answer 2

Step-by-step explanation:

(16/625) power 1/4

write 16 as 2 power4 and 625 written as 5 power 4

then answer is 2/5

2) (81/16) power -1/4

reciprocal the 81/16 as 16/81

then the negative will gone

16 can be written as 2 power 4 and 81 can be written as 3 power 4

then answer is 2/3