Sequences and binomial expansions Flashcards
(4 cards)
1
Q
What does a, d and r stand for?
A
a = first term
d = common difference
r = common multiplier/ ratio
2
Q
Whats the nth term formula for arithmetic sequences?
A
Un = a + (n-1)d
3
Q
Whats the nth term formula you need to use for geometric sequences?
A
Un = ar^(n-1)
4
Q
A
