To write a polynomial in the standard form, we must arrange all powers of \(x\) in descending order. For example, in \(4x^2 \ - \ 9x^3 \ + \ 13x \ - \ 7\), we write the standard form as: \(-9x^3 \ + \ 4x^2 \ + \ 13x \ – \ 7\). Read More
An equation presented in slope-intercept form is written as \(y \ =\ mx \ + \ b\) Where \(m\) is the slope of the line and \(b\) is the \(y\)-intercept. If you know the slope and the \(y\)-intercept, you can use this equation to write a line equation. Read More
Quadratic equations are termed as those equations where the highest power or degree of the equation is \(2\). The standard form for a quadratic equation is \(ax^2 + bx + c = 0\), where \(a ≠ 0\). Now, let’s learn to solve quadratic equations by taking the example of equation \((x – 5)(x + 3)\).
First, let’s apply the distributive law to simplify the equations as \((x – 5)(x) + (x – 5)(3)\) ...
Midpoint is a point positioned in between \(2\) points and it is in the middle of the line that joins these \(2\) points. If the line is drawn to join these \(2 points, the midpoint is a point in the middle of the line and is equal distant from the \(2\) points. To determine the midpoint, you merely measure the length of the line segment and divide it by \(2\). Read More
There are several ways to graph linear equations. Utilizing slope-intercept form is one of the fastest and simplest methods of graphing a linear equation. Prior to starting, we have to explain some of the vocabulary. We will discuss \(x\) and \(y\) intercepts. An \(x\) intercept is the point where the line crosses the \(x\)-axis. The \(y\) intercept is the point where the line crosses the \(y\)-axis. We're merely going to concentrate on the \(y\) intercept for this lesson, however, you will have to know about the \(x\) intercept for later. Read More
Graphing lines from an equation is a fundamental concept in mathematics that is used throughout algebra, geometry, and calculus. Understanding how to do this can help you solve various mathematical problems, particularly those involving linear relationships. In this article, we will explore how to graph lines using line equations. Read More
Generally, a system of equations is defined by 2 equations that contain the exact same variables. When we solve this system of equations, we get the point of intersection of these 2 lines (each linear equation is actually an equation of a line). Now, we can solve a system of equations by 4 methods ... Read More
Pick a test point. (any point on both sides of the line.)
Place the value of \((x,y)\) of that point in the inequality. If it works, that part of the line is the answer. If the values do not work, then the other part of the line is the answer.
The mathematical definition of slope is quite similar to our everyday one. With math, slope is utilized for describing the steepness and direction of the lines. Via merely looking at the graph of a line, it’s possible to learn things about its slope, particularly in relation to other lines graphed on the exact same coordinate plane. Read More