lead coefficient 42 videos

Factoring Trinomials, a = 1
Algebra Factoring
How to factor a trinomial with a leading coefficient of 1.
factor leading coefficient 
Polynomial Functions
Precalculus Polynomial and Rational Functions
How we define polynomial functions, and identify their leading coefficient and degree.
polynomial functions coefficients leading term leading coefficient degree 
Rational Exponents with Negative Coefficients
Algebra 2 Roots and Radicals
How to know when a negative coefficient is associated with power.
evaluating rational exponents power over root negative 
Factoring Trinomials, a is not 1
Algebra Factoring
How to factor trinomials when the leading coefficient is not one.
ax^2 + bx + c greatest common factor FOIL 
Difference of Perfect Squares
Algebra Factoring
How to recognize and factor a binomial that is the difference of perfect squares.
perfect square coefficients binomial 
Selling Multiple Items
Algebra Word Problems Using Systems of Equations
How to set up a system of equations to represent word problems where someone is selling multiple items.
system of equations coefficient elimination 
Polynomial Vocabulary
Algebra Polynomials
How to understand the vocabulary of polynomials.
monomial binomial trinomial polynomial degree standard form of a polynomial term leading coefficient 
Find an Equation of the Polynomial Function
Precalculus Polynomial and Rational Functions
How we identify the equation of a polynomial function when we are given the intercepts of its graph.
polynomial functions cubic functions x intercepts factors end behavior leading coefficient stretch factor 
Dilations of Quadratic Graphs
Algebra Quadratic Equations and Functions
How to graph parabolas that are wide or skinny or upside down without making a table of values.
dilation vertex quadratic equation coefficient 
Dilations of Quadratic Graphs
Algebra 2 Quadratic Equations and Inequalities
How to graph parabolas that are wide or skinny or upside down without making a table of values.
dilation vertex quadratic equation coefficient 
The Quadratic Formula
Algebra Quadratic Equations and Functions
How to use the quadratic formula to solve quadratic equations.
quadratic equation quadratic formula coefficient standard form 
Simplifying Expressions and Combining Like Terms
Algebra PreAlgebra
How to simplify expressions by distributing and/or combining like terms.
distributive property coefficient like terms expression 
Solving Systems of Equations using Elimination
Algebra Solving Systems of Equations
How to solve a system of equations using elimination.
system of equations coefficient elimination additive inverse 
Solving Systems using Matrices
Algebra Solving Systems of Equations
How to use matrices to solve a system of equations.
matrix coefficient matrix inverse matrix system of equations 
Graphing Polynomial Functions with Repeated Factors
Precalculus Polynomial and Rational Functions
How we identify the behavior of a polynomial graph near an xintercept.
polynomial functions leading term end behavior x intercepts 
Standard Form of Linear Equations
Algebra Linear Equations and Their Graphs
How to determine what form an equation is written in.
standard form point slope form slope intercept form equation coefficient 
Cramer's Rule
Precalculus Systems of Linear Equations and Matrices
How to solve a system of two linear equations with two unknowns using Cramer's rule.
systems of linear equations Cramer's rule determinant coefficient matrix 
Graphing Polynomial Functions
Precalculus Polynomial and Rational Functions
How we identify the end behavior of a polynomial functions.
polynomial functions degree leading term turning points cubic functions quartic functions end behavior 
Solving Linear Systems Using Matrix Algebra
Precalculus Systems of Linear Equations and Matrices
How to convert a system of linear equations into a matrix equation and solve it.
matrices square matrices matrix equation coefficient matrix inverse matrix identity matrix matrix multiplication