Question

(5power-1 x 3power-1) power1

Answer 1

Answer:

1/15

Step-by-step explanation:

Answer 2

Answer:

(5-¹-3-¹)-1¹÷6-¹

(1/5×1/3)-¹-1/6

(1/15)-¹-1/6

15-1/6

15x6

90