Solving Quadratic
Inequalities October 9,
2015
SWBAT: Solve Quadratic Inequalities
SWBAT: Solve Quadratic Inequalities
8x - 4 20 or 8x - 4 -20 +4 +4
8x 24 +4 +4
8x -16 8 8 8 8
x -2 or x 3
x 2 or x 3
ππ
Eliminate 3&4, bc
those are for less thanβs!
SWBAT: Solve Quadratic Inequalities
Less ThAND
greatOR
SWBAT: Solve Quadratic Inequalities
SWBAT: Solve Quadratic Inequalities
πππ !
-15
-2-53
(πβπ )=π
π=βπ π=π
Less thAND
Ans:βπ
AND
SWBAT: Solve Quadratic Inequalities
ππ
8 6
24
(π+π )=π
π=βπ π=βπ
βπ
Answer:
SWBAT: Solve Quadratic Inequalities
π΅πΆ ! greatOR
-24
-2-64
(πβπ )=π
π=βπ π=πOR
βπ
π<βπππ π>π
SWBAT: Solve Quadratic Inequalities
ππ (πβπ ) (π+π )=π
(πβπ )=π π=βπ
(π+π )=π-10 -3
2-5
βπ
Answer:
SWBAT: Solve Quadratic Inequalities
π΅πΆ ! greatOR
6 7
61 (π π+π)(π π+π)(π π+π)(π+π)
reduce binomials
(π+π )=π
π=βππ π=βπ
OR
βπ
π<βπππ π>βππ
SWBAT: Solve Quadratic Inequalities
ππ βRainbow methodβ
3 4
1 3
(π+π )=ππ=βπ
(π π+π )=π
- βπ
Answer:
Γ·π
SWBAT: Solve Quadratic Inequalities
-5 4
5-1(πβπ )=π
π=βπ(π+π )=π
-3 -2
1-3(πβπ )=π π=βπ
(π+π )=π
SWBAT: Solve Quadratic Inequalities