Unit 4 of 18

Matrices

Arrays as mathematical objects.

Every topic follows the curriculum standard

Learn→See→Try→Explain→Verify→Challenge→Transfer→Master

Topics in this unit

5 topics. Each card opens a full topic workspace and supports all eight learning actions.

Addition, scalar multiplication

Not started

Row-by-column structure

Not started

2×2 and 3×3

Not started

Undoing multiplication

Not started

Matrix equations

Not started

Study this unit at three depths — current-grade mastery, advanced thinking, and competition mathematics.

Solve grade/course-level problems with full understanding.

Parameters, multiple representations, proof, and modeling.

Non-routine problems and competition applications.