Arithmetic and geometric Flashcards
1
Q
how do you write an arithmetic sequence
A
an = a1 + d(n-1)
2
Q
write a geometric sequence
A
gn = g1 • r * n-1
REMEMBER TO USE XY
3
Q
what does r and d stand for
A
the common difference
4
Q
what does the n mean?
A
the term wanting to be found
5
Q
what is g1 and a1
A
The first term
6
Q
What is the difference between arithmetic and geometric
A
Arithmetic is adding or subtracting while geometric is multiplying or dividing
7
Q
What’s the first thing that you do to solve an equation with one random letter
EX - X
A
you add or subtract the smallest variable then divide so-called Letter with what it equals
