Multiplying Conjugates

Conjugates follow the short cut, The Difference of Two Squares: (a + b)(a - b) = a^2 - b^2.

[freyasutherland]

I was absent during class and this was a great short video that helped me catch up! Thanks!

[MrPilarski]

@NoHeartNoLove11 Every square root that is squared is equal to whatever is inside.