1. Algebra 2
5.3 Solving Quadratics by Finding Square Roots
(3)2
= (– 3)2
= √9 =
Product Property:
_________________________________
√24 = √6 ⋅ √15 =
Quotient Property:
_________________________________
7 =
16
Rationalizing the Denominator:
_____________________ by a factor of 1.
7 =
2
Solving a Quadratic Using Square Roots:
2x2
+ 1 = 17 1
/3 (x + 5)2
= 7
**Remember that square roots cannot be combined with non-roots, or with roots that are
not “like terms,” just like variables.
HW p. 267 (28 – 42 even, 56 – 66 even)