Solve x^2 - 16 = 0

A comparison of two methods to solve a difference of squares equation. The first method is to isolate the square and take the square root of each side. The second is to factor as a difference of squares.

[madfitness]

Great work you solved my confusion 👍👌👌👌

[hollandjude]

here after taking a test to see if i got it right 😂

[DeterminedDana]

What is the solution to the equation x2 = 16? Explain.

[alpajo]

My teacher said the answer was x=2 or x=-8. I'm confused