IM Alg2.3.7 Practice: Inequivalent Equations
Noah solved the equation .
Here are his steps:
Find the solution(s) to each equation, or explain why there is no solution.
Which is a solution to the equation ?
Select all expressions that are equal to .
Which are the solutions to the equation ?
Here is a graph of y=x²
Use the graph to estimate all solutions to the equation .
If you square your estimates, what number should they be close to?
Square your estimates. How close did you get to this number?
The polynomial function has a known factor of . Rewrite as the product of linear factors.