The Discriminant
b² − 4ac tells you how many real solutions a quadratic has without solving it. It shows up a lot on questions with an unknown constant.
Positive, zero, negativeTangent-line questionsSolving for the unknown constant
33 videos · ranked by how well they teach
3:05How To Determine The Discriminant of a Quadratic Equation
975K views on YouTube · 8 years ago
The Organic Chemistry Tutor
9:47Number of Solutions (x²) — learn the discriminant for the hard SAT Math module
4.5K views on YouTube · 2 years ago
Settele Tutoring — SAT® Lessons and Strategies
1:21Discriminant🎯 on the SAT Math [Hard Problem]
1.8K views on YouTube · 5 years ago
Katya SAT | ivy tutors network
2:47Discriminant🎯 on the SAT Math [Simple Problem]
1.4K views on YouTube · 5 years ago
Katya SAT | ivy tutors network
2:08Discriminant🎯 on the SAT Math [TOP 10 SAT Formulas]
1.2K views on YouTube · 5 years ago
Katya SAT | ivy tutors network
19:28Discriminant On The SAT: Everything You Need To Know #Math #study
145 views on YouTube · 3 years ago
Path to Math
9:16Coach Fred's SAT Prep ~ The Discriminant (Part 1)
62 views on YouTube · 7 years ago
Coach Fred Loves Math
7:38Digital SAT Math: Quadratic Equations and the Discriminant
48 views on YouTube · 2 years ago
Tim Comar
2:52WE LOVE TO DISCRIMINANT (100 Hardest SAT Math Questions - Q7)
26 views on YouTube · 1 year ago
Garrett Math
3:07The Discriminant — SAT Math | How Many Solutions? b²-4ac Tells You
17 views on YouTube · 5 months ago
NovaMaths
2:34Hard #satmath Advanced Math : Applying the Discriminant to Solve Bluebook 10 Hard Module 2 Q 20
15 views on YouTube · 6 months ago
MyGuru Tutoring
