Contents of this Calculus 3 episode:

Determinant of 3x3 matrices, Determinant of 4x4 matrices, Expansion rule, Checkboard pattern, expanded along a column, expanded along a row.

Enter the world of simple math.
  • Much better than any of my university lectures.

    Daniel, 20
  • Ingenious to learn any math.

    Adam, 19
  • My seventh-grader brother learned to derive, which is quite an evidence that it is explained clearly.

    George, 18
  • It is the best clear, interpretable, usable learning opportunity for the lowest price.

    Ellen, 23