Factor the following polynomial completely.
-x2 y2 + x4 + 4y 2 - 4x2

Abbey purchased a house using a fixed rate mortgage. the annual interest rate is 4.2% compounded monthly for 20 years. the mortgage amount is $235,000. what is the monthly payment on the mortgage? this isn't a multiple choice question have to show my work

Abcd is a parallelogram. the diagram is not drawn to scale. if m

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12