Discrete Math

Subject: Math  ·  Grade level: 10th

The math behind computer science, cryptography, and modern algorithms. Discrete math studies separate, countable structures — sets, graphs, propositions, perm

In this lesson

• Sets and logic
• Counting: permutations vs combinations
• Graph theory basics
• Why it matters

Key terms

Union (A ∪ B)

All elements in A or B (or both).

Intersection (A ∩ B)

Elements in both A and B.

Complement (Aᶜ)

Everything not in A (within the universe).

Truth table

A table showing every combination of inputs and the resulting output.

Discrete Math lesson on BrightPath

Want one-on-one help? High school math tutoring

BrightPath Tutoring offers free interactive lessons and 1-on-1 tutoring for K–12 students. Based in the San Fernando Valley, Los Angeles, CA.