Question

2. Simplify and express as positive
indices: (a^-7 ÷ a^-10) x a^-5.​

Answer 1

Answer:

1/a^2

Step-by-step explanation:

(a^-7/a^-10)*a^-5

(a^10/a^7)*1/a^5

(a^3)*1/a^5

a^3/a^5

1/a^2