How do you evaluate #(8-t)^2-(t+5-t^2)^2+ (t^2 + 1)^2 -2t (t^2+ 6t -13) > 21#?
1 Answer
Aug 16, 2017
First, let's expand and simplify like terms on the left side of the equation.
Let's plug this simplified version back into the inequality.
This is a true statement. When you get a true statement, that means that t is all numbers or