Algebra Flashcards

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1
Q

Synthetic Division

A

is dividing by a binomial which is in the form x-c where C is the synthetic divisor.

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2
Q

Power function

A

is the simplest polynomial function in the form F(x)=a^nX^n

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3
Q

Degree of a polynomial

A

is the value of the greatest exponent

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4
Q

leading co-efficient

A

is the Co. of the first term of a polynomial in standard form

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5
Q

Intermediate Value theorem

A

states given P(x) with real co-efficients if p(a) and p(b) have opposite signs there is at least one real number ā€œcā€ beteen A and B such that P(c)=O

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6
Q

relative maximum

A

a point where the function changes from increasing to decreasing

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7
Q

relative minimum

A

is a point where the function changes directions from decreasing to increasing.

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8
Q

extrema

A

are the maximum and minimum value of a function

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9
Q

turning point

A

a point where the function changes directions from increasing to decreasing or switched

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10
Q

Prime

A

a polynomial that cannot be factored

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11
Q

sum of CUBES a^3 + b^3

A

(a+b)(a^2-ab+b^2)

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12
Q

difference of cubes

A

(a-b)(a^2+ab+b^2)

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13
Q

quadratic form

A

is an expression written as au^2+bu+c for any real numbers and a cannot equal zero

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14
Q

reduceable quadratic equation

A

is any equation that can be written in quadratic form by using u-subsitution

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15
Q

remainder theroem

A

states if a polynomial p(x) iis divided by (x-c) using synthetic division the remainder is equal to p (c)

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16
Q

synthetic subsitution

A

is when the remainder theroem is applied to evaluate a function

17
Q

depressed polynomial

A

is when the quotient of the polynomial is divided by a binomial resulting in a polynomial which is one degree less.

18
Q

factor therom

A

states for a polynomial if p(c)=0 then x-c is a factor of p(x)

19
Q

fundamental theorem of algebra

A

states the polynomial of the n-degree of n has exactly n roots is the set of complex numbers incuding repeated roots

20
Q

Descartes rule of signs

A

a method used to determine real zeros , negative real zeros, and imaginary zeros.

21
Q

complex conjugate theorom

A

states if a+bi is a zero of a polynomial, then a-bi is also a zero

22
Q

integral co-efficent

A

is a constant multiplier of a variable that is an integer

23
Q

Rational zero thrm

A

states if p(x) is a polynomial with integral co-efficent than every rational zero of p(x)=0 is of the form p/q where p is a factor of the constant Term and q is a factor of the leading factor.