Algebra 2 Unit 2

linear

A ___ system is a set of two or more linear equations or inequalities considered together.

x

A function composed with its inverse function will always equal ___.

equation

A linear ___ is a mathematical statement that two linear expressions, or a linear expression and a constant, are equal.

inequality

A linear ___ is a mathematical statement that two linear expressions, or a linear expression and a constant, are not equal.

expression

A linear ___ is a polynomial equation of the first degree.

piecewise

A(n) _________ function is a function defined differently on different intervals of the function's domain.

integer

An example of a piecewise function is the greatest _________ function.

nonzero

Every linear function with a ___ slope will have an inverse function.

elimination

Gaussian ___ is a method of solving a system of equations or inequalities by systematically adding or subtracting a multiple of one equation or inequality to a multiple of another equation to eliminate a variable.

dependent

If two equations represent the same line, the system is said to be ___.

inconsistent

If two lines are parallel, they are called ___, and there is no solution to the system.

standard form

The ___ of a linear equation is an equation in the form Ax+By=C with not both A and B equal to zero.

piecewise

The absolute value function is a ___ linear function.

number

The absolute value of a positive number is the ___ itself.

absolute

The distance of a number from zero is called the ___ value.

Degree

___ is the highest power or the sum of the powers (exponents) on the variables of a term in a polynomial.

slope-intercept form

a linear equation of the form where m is the slope and b is the y-intercept

composition of functions

the process of combining two functions using the output of one function as the input of another function