Why are quadratic equations set equal to 0? • Physics Forums
Sep 18, 2012 · Hi, This is perhaps the most rookie question to Mathematics that one could ask, but I have searched for information on the question and found only one source which contained an …
Factoring a quartic polynomial - Physics Forums
Jun 5, 2018 · Homework Statement Factor ##x^4-3x^2+9## over the reals Homework EquationsThe Attempt at a Solution I am factoring this polynomial over the reals. So there are two options. It will …
Plotting Quadratics and ODE Solutions in Mathematica - A Guide for ...
Apr 6, 2015 · Hi PF! I am trying to plot several quadratics along with two numerical solutions to some ODE's. The command I entered for the two ODE's is...
How to Master Projectile Motion Without Quadratics - Physics Forums
Nov 19, 2020 · A method is provided that allows the solution of elementary % projectile motion problems using geometry and trigonometry rather than solving a quadratic equation.
Why Solve Quadratics? Practical Examples of Their Use
Mar 28, 2016 · I'm going back and relearning algebra, geometry, and trig so I can learn calculus. Right now I'm on quadratic equations. It sometimes helps to know why we learn something. Can someone …
How Is the Quadratic Formula Used in Engineering and Physics?
Apr 15, 2010 · Homework Statement The Quadratic Equation. I am looking for an example of the quadratic equation being used in any form of engineering, or physics. I...
Why do we equal equations to 0 (zero)? • Physics Forums
Oct 20, 2004 · Ok here it goes, why do we equal equations to 0 (zero) for example (quadratics ones) y don’t understand why, I have some ideas but I don’t know if they are right, what I thought is that what …
What are some real world applications of quadratics?
Nov 8, 2012 · So in high school my teacher would like to always talk about how useful quadratic equations are in a diverse set of circumstances when using math to measure and calculate real life …
How Do You Factor a Quartic Polynomial into Quadratics?
Jun 15, 2013 · Homework Statement p(x) = x^4+10x^3+26x^2+10x+1 p(x) = a(x)b(x) where a(x) and b(x) are quadratic polynomials with integer coefficients. It is given that b(1) > a(1). Find a(3) + b(2). …
An engineer's approach to the quadratic formula - Physics Forums
Jul 4, 2023 · I stumbled across this article from decades past written by the best EE instructor I ever had. I thought it might be of some passing interest to others in highlighting the difference between …