What is an Arithmetic Sequence?
A pattern that changes through addition or subtraction
What is a Geometric Sequence?
A pattern that changes through multiplication or division
what is the equation for an Arithmetic Sequence?
a = a₁ + (n - 1) · d
what is the equation for a Geometric Sequence?
a = a₁ r⁽ⁿ⁻¹⁾
What does a1 represent?
the first number in your pattern
what does d represent?
the pattern