Purchase Solution

# MTH/ 209

Not what you're looking for?

1. FOIL is an acronym designed to help you multiply binomials, not monomials or trinomials. Do you think that you could create an acronym (it will have more than 4 letters) to help you multiply a binomial and a trinomial? Illustrate your method by multiplying (x + 2) times (x2 â?" 3x + 4), showing all steps.

2. Take a number. Add 1. Square the result. Then subtract from it the product of the original number times two more than the original number. What did you get? I claim you will always get 1. Can you explain?

##### Solution Summary

Monomials, binomials, and trinomial multiplication is examined. The square results are also examined. FOILER is examined. A complete, neat and step-by-step solution is provided in the attached file.

##### Solution Preview

The new acronym could be FOILER
Here, FOIL is used as usual between the binomial and the first two terms of the trinomial. E = Every term of the binomial R = Remaining term of the trinomial
(x + 2)(x^2 - 3x + 4)
F: x * x^2 = ...

##### Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

##### Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

##### Probability Quiz

Some questions on probability