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Pre-calculus Semester 1 Final
Terms in this set (55)
A group of numbers.
The input set of a function.
The output set of a function.
Takes a number in one set and transforms it into exactly one number in another set.
Domain Function (equation)
How many ways can you represent a function?
The input value
A way to combine fractions not using addition, subtraction, multiplication, division
Parent Graphs and Transformations
y=|x| (absolute value)
y=square root of x
A function that uses the range of another function as its domain and the Domain of the other function as its range is called an inverse.
A function of 2 variable with no exponents
For lines we need 3 pieces of information
two points given
point and slope
slope and intercept
A way to describe some situation with math.
Some quantity is directly responsible for the other quantity.
A correlation coefficient
Allows you to find the vertex easily.
Degree of a polynomial
A polynomial is said to be of degree "n" when n is the largest exponent
A number that makes an equation true.
A polynomial with degree 2
A number is complex if it includes both a real part and an imaginary part.
Fundemental Theorem of Algebra
A polynomial of degree n will have n roots in the field of complex numbers.
Des Cartes Rules of Signs
tells how many positive and negative real roots there are.
Rational Root Theorem
If a polynomial has a rational root it must be a divisor of the non variable term.
Symmetric on the y-axis
Symmetric on the origin
A function created by the ratio of 2 polynomials
A vertical line that a function arbitrarily close to. The function will never cross a vertical asymptote.
A spot on a rational function that is undefined.
A horizontal line that the function gets colser and closer to as x gets bigger and bigger or small and smaller.
A way to represent an interval of numbers.
both inequalities are true.
Only one or must be true.
Substituting one variable into another equation.
Need the same number of equations as you have variables.
Never intersect all together at all.
The three intersect along 1 line or at one point.
an exponential function
Amount of Money Investment Earns
The distance to the outside of the circle to the center.
Standard From of a Circle
A line that the function gets arbitraily close to
Always have a vertical asymptote.
Always have a Horizontal asymptote
THIS SET IS OFTEN IN FOLDERS WITH...
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Pre-Calculus Semester 1 Finals Review
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