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Sequence
is an ordered list of numbers.
Term
is called to each number of a sequence
2 Groups of Sequence
Finite and Infinite
Finite Sequence
contains a finite number of terms.
Infinite Sequence .
contains an infinite number of terms.
Series
is the indicated sum of the terms of a sequence.
General Term of Sequence
(an)
(Σ)
Sigma Notation or Summation Symbol
Sequence Formula
an=a1+(n-1)d
Series Formula
Pascal's Triangle
is a triangular array of numbers formed by first lining the border with 1's and then placing the sum of the two adjacent numbers within a row between and underneath the two original numbers.
Halayudha
The earliest known version of Pascal's Triangle was developed between 300 and 200 B.C. Indian mathematician
Blaise Pascal (1623-1662)
a French mathematician.Pascal is credited because he took the information and organized it to where it made sense and was useful.
Combination Formula
Formula rth term of Binomial Expansion
Central Angle
an angle whose vertex is at the center of the circle and whose sides intersect the circle
θ
The measure of the Central Angle
S
arc length
R
radius of circle O
C
2(pi)r
2(pi)r
360 Degrees
Degree to Radian
π/180
Radian to Degree
180/π