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26
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10th Grade
03/24/2010

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Term
Binomial Theorem
Definition

For every positive integer n, (a+b)n =

nC0an + nC1........

Term
Combination
Definition
A selction in which order does NOT matter
Term
Complex Conjugates
Definition
Number pairs of the form a+bi and a-bi
Term
Conjugates
Definition
Number pairs of the form a+√b and a-√b
Term
Degree
Definition
The exponent of the variable in a term determines this
Term
Degree of a Polynomial
Definition
the largest degree of any term of the polynomial
Term
Difference of Cubes
Definition
a- b3 = (a - b)(a2 - ab + b2)
Term
Expand
Definition
 a binomial being raised to a power, first multiply; then write the result as a polynomial in standard form.
Term
Factor Theorem
Definition
The expression x - a is a linear factor of a polynomial if and only if the value a is a zero of the related polynomial function.
Term
Fundamental Theorem of Algebra
Definition
If P(x) is a polynomial of degree n≥ 1 with complex coefficients, then P(x) = 0 has at least one complex root.
Term
Imaginary Root Theorem
Definition
If the number a + bi is a root of the polynomial equation with real coefficients, then the conjugate a - bi also is a root.
Term
Irrational Root Theorem
Definition
If a + √b is a root of a polynomial equation with rational coefficients, then the conjugate a - √b also is a root.
Term
Multiple Zero
Definition
A repeated zero
Term
Multiplicty
Definition

number of times the zero occurs

or

related linear factor isrepeated

Term
n factorial
Definition
For any positive integer n,n! = n(n-1).....
Term
Pascal's Triangle
Definition
array of numbers formed by first lining the border with 1's and then placing the sum of two adjacent numbers within a row between and underneath the two original numbers
Term
Permutation
Definition
arrangementof items in a particular order
Term
Polynomial
Definition
a monomial or sum of monomials
Term
Polynomial Function
Definition

P(x) = anxn + an-1xn-1 +.......

where n is a nonnegative integer and the coefficients an,.....,a0 are real numbers

Term
Rational Root Theorem
Definition
If p/q is in simplest form and is a rational root of the polynomial equation ......... with integer coefficients, then p must be a factor of.....
Term
Relative Maximum
Definition
greatest value
Term
Relative Minimum
Definition
least y-value
Term
Remainder Theorem
Definition
If a polynomial P(x) of degree n ≥ 1 is divided by (x-a), where a is a constant, then P(a) is left
Term
Standard Form of a Polynomial
Definition
"descending order by degree"
Term
Sum of Cubes
Definition
opposite of difference of cubes! HA! EASY :)
Term
Synthetic Division
Definition
to divide by a linear factor, use this simplified process
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