Number Patterns (Grade 11 NSC Matric Mathematics): Flashcards

Ordered list of numbers following a specific pattern

General term at position $n$ in the sequence

Terms that appear one after another in sequence

Constant difference between successive terms

$d$

$d = T_n - T_{n-1}$

Constant second differences between terms

$T_n = an^2 + bn + c$ where $a \neq 0$

First differences are constant

Second differences are constant