## by Plainmath

Copyright © 2021

Image Link: https://pixabay.com/vectors/data-graph-math-mathematics-maths-1293312/

You will find polynomial graphs in your algebra class, and as you will discover, they have different rules and forms. Therefore, it is crucial to understand how to solve the algebra (https://www.huffpost.com/entry/in-defense-of-algebra_1_b_1756545) equations with ease as you may encounter several questions. The following are five easy ways you can use to solve polynomials.

**Use The Standard Form**

When dealing with polynomial equations, the first step is to try to simplify them. You can do that by putting ‘0’ on one side and all other terms on the other. Putting the equation from the highest power to the lowest makes it a standard form, which makes it easier for you when factoring a problem.

**Know The Roots**

To know which roots to deal with, you have to use Descartes’ Rule of Signs as it tells you the positive and negative real zeroes present in a polynomial. When a polynomial has real coefficients, it may mean that all roots are even numbers in conjugate pairs or are real. For irrational roots, if they have square roots, they will be in conjugate pairs if the polynomial has rational coefficients.

**Use Numerical Methods**

When the equation no longer has rational factors, you can use numerical methods to solve irrational roots. Sometimes solving polynomial equations and graphs (https://plainmath.net/secondary/algebra/algebra-ii/polynomial-graphs) may not be easy because you may not have prepared well enough. Other times you may have missed a class when the education of the concept was taking place.

You can find examples online on working on the functions that can help you solve other problems you may encounter with ease. You can also find other math topics online with well-explained samples. You could ask an expert and get immediate help.

**Understand Quadratic Factors**

When dealing with quadratic factors, it will help if you understand their formula, as sometimes it may not be easy to factor them. It will help you solve the equation when you know that factors have a way of corresponding to roots, and thus you can use the right formula and find the roots.

**Finding A Factor**

When finding factors, you can use either the simplest way out or a more challenging formula. The first step is to look out for monomial factors, and when you factor it out as a common variable, you will remember it when listing the roots. You can also make your work easier by applying special products.

However, dealing with special products and monomial factors may be easier than dealing with a 3-degree polynomial or higher. What you will use in this case is the rational root test, which helps you spot candidate roots when you are stuck on factoring the polynomial.

**Conclusion**

Solving a polynomial function (https://www.thoughtco.com/definition-degree-of-the-polynomial-2312345) may seem like an uphill climb, but that is when you have no idea of the steps to take. Knowing how to approach the equations and the right formulas to use your work will be easy.

Published: Nov 24, 2021

Latest Revision: Nov 24, 2021

Ourboox Unique Identifier: __OB-1234415__

Copyright © 2021