How are absolute value an opposites different

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Find the missing dimension! need asap! tiny square is a =3025 in ²