Multiplication principle of counting (If choice 1 has m options and choice 2 has n options independently)
jee-mainjee-advanced
If choice 1 has m options and choice 2 has n options independently, total ordered pairs = m×n
What each symbol means
| Symbol | What it stands for |
|---|---|
| m,n | Counts of independent decisions |
When to use this
Decisions are independent and ordered.