1. Signed line
minor 1 = 24.
3x3 (1-4)
3 visual steps / 3x3 signed cofactors
2. Signed term
minor 2 = -5.
3. Determinant
det = 22.
Practice Level 11
A few quick rounds make the products familiar; the sign is the only thing to guard.
Start Level3 visual steps / 3x3 signed cofactors
minor 1 = 24.
minor 2 = -5.
det = 22.
A few quick rounds make the products familiar; the sign is the only thing to guard.
Start Level