Multiplying binomial by binomial - Operations with Polynomials

Multiplying binomial by binomial

Solving problems of multiplying binomial by binomial requires some skills. Let's learn how to do it by using the FOIL method in this lesson.

Basic concepts:
Product rule of exponents

Related concepts:
Solving polynomials with unknown coefficients
Solving polynomials with unknown constant terms
Factoring polynomials: $x^2 + bx + c$
Solving polynomials with the unknown "b" from $ax^2 + bx + c$

Lessons

1.
Multiplying a binomial by a binomial

Multiplying binomial by binomial

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AlgebraProduct rule of exponents

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Lesson: 1a

Lesson: 1b

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Don't just watch, practice makes perfect.

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Lessons

Intro Lesson

FOIL method: i) What is the FOIL method? ii) How to use it?

1.

Multiplying a binomial by a binomial

a)

(x3−4)(2x+3){(x^3-4)(2x+3)}(x3−4)(2x+3)

b)

(x2−3)(4x−7){(x^2-3)(4x-7)}(x2−3)(4x−7)

Multiplying binomial by binomial

Don't just watch, practice makes perfect.

We have over 1850 practice questions in Algebra for you to master.

Algebra
Product rule of exponents

or

FOIL method:
i) What is the FOIL method?
ii) How to use it?

${(x^3-4)(2x+3)}$

${(x^2-3)(4x-7)}$