Simplify. (3x^-2 y^4)^-3

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?