Solve quadratic equations by inspection (e.g., for x² = 49), taking square roots, completing the square, the quadratic formula and factoring, as appropriate to the initial form of the equation. Recognize when the quadratic formula gives complex solutions and write them as a ± bi for real numbers a and b.
Standard detail
CCSS.Math.Content.HSA-REI.B.4b
Component
Depth 4Parent ID: 8E7BADC0BE8E44A9B584DDE4103BD5BFStandard set: Grades 9, 10, 11, 12
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.HSA-REI.B.4b
- Standard ID
- 3ED3FFB10A9943FE86F3A8B5EC1105C3
- ASN identifier
- S21341822
- Subject
- Common Core State Standards for Mathematics (2010)
- Grades
- 09, 10, 11, 12
- Ancestor IDs
- 8E7BADC0BE8E44A9B584DDE4103BD5BFBE8574A998124A7197B9AADFEC3B442A29B324CE13D5416B8F402109315973F57BBEF620E8F2447D977A010B239F391B
- Source document
- Common Core State Standards for Mathematics (2010)