Factor: 12x2 - 17x 6
Practice factoring a trinomial with a negative middle term: 12x2 - 17x 6.
Multiplying Two Polynomials
Procedure for multiplying two polynomials.
FOIL Method for Multiplying Binomials
Using the FOIL method to multiply two binomials. FOIL suggests the order, by position, in which terms should be multiplied: first, outer, inner, last.
Explanation of Like Terms
The definition of like terms in an algebraic expression. Identifying terms that are and are not like terms.
Factor 14n 35p
Demonstration of factoring a polynomial with no like terms: 14n 35p,
Exercises in Finding Like Terms
Exercises in identifying like terms.
Factor 18x - 12y
Using the distributive law to factor the polynomial 18x - 12y is demonstrated.
Summary of the Addition of Like Terms
Review and practice of adding terms in a simple algebraic expression.
Factor: a2 12a 27
Demonstration of a shortcut that can be used to factor a quadratic trinomial with a leading coefficient of 1.
Solving Systems of Equations Using the Elimination Method by Adding
Explanation of the elimination method of solving a system of equations. Adding the equations to eliminate a variable is quicker than using the substitution method, but requires that both equations be in the same form and that the system contain an a...