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Algebra I OSDE Academic Vocabulary List 1
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Key Concepts:
Terms in this set (27)
absolute value function
a function written in the form y = /x/, and the graph is always in the shape of a v
a function written in the form y = /x/, and the graph is always in the shape of a v
ascending
Rising or increasing to higher levels
descending
decreasing to lower levels
binomial
A polynomial with two terms
degree of a polynomial
The greatest degree of any term in the polynomial
differences of squares
a^2 - b^2 = (a+b) (a-b)
elimination method
when you add or subtract two equations to eliminate one of the variables
factor a polynomial
transform the polynomial into a product of two or more factors
function notation
An equation written as f(x) to represent the output
inequalities
a mathematical sequence/ statement that says two values/expressions aren't the same
intercepts
points where a line crosses the x-axis and y-axis
irrational numbers
a real number that cannot be expressed as a ratio of two integers
line of best fit
A line that is very close to most of the data points in a scatter plot
linear function
A graph with a straight line
a function that creates a straight line when graphed
nonlinear function
A function with a graph that is not a straight line
exponential
of or expressed by a mathematical exponent.
quadratic
an equation with a degree of two and its graph is a parabola
constant
A value that does not change
polynomial
A monomial or a sum or difference of monomials.
quadratic equation
An equation written in the form where a, b, and c are real numbers and a is non-zero.
quadratic formula
x = -b ± √(b² - 4ac)/2a
rate of change
The speed at which a variable changes over a specific period of time
rational expression
A ratio of two polynomial expressions.
real numbers
the set of all rational and irrational numbers
relations
An association that you establish between two tables based on common fields.
substitution method
replace one variable with an expression containing the remaining variable
trinomial
A polynomial with three terms
THIS SET IS OFTEN IN FOLDERS WITH...
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