Positive indices

a)(xy)^-2

1 answer

= 1/(xy)^2

b) 5a^-3

= 5/ a^3

c) 3x^2y^3z^-1

= 3x^2y^3/ z

d) b^-4 c^3

= c^3/ b^4

e) (pqrs)^0

= 1 (Anything raised to 0 is 1)