Question

which expressions are equivalent to (-4x^-3 y^-5)

Answer 1

Some expressions that are equivalent to (-4x^-3 y^-5) are:

-4/(x^3 y^5)
-4/(x^3 * y^5)
-4/y^5 * 1/x^3
-4/(x^3 * y^5)^1
-4(x^-3 * y^-5)^-1
-4/(1/x^3 * 1/y^5)