Please answer asap plz

What is always true about a positive integer raised to a negative odd power?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

Factor and solve to find roots x squared -x - 90 =0