Why are quadratic equations set equal to 0? • Physics Forums
Sep 18, 2012 · Quadratic equations are often set equal to zero to utilize the zero product property, which states that if the product of two factors equals zero, at least one of the factors must also equal zero. …
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 …
Quadratic Formula Homework: Meaning of A, B & C in Y = At^2 + Bt + C
May 22, 2010 · Homework Statement What are the meanings of each of the parameters in the Y = At^2 + Bt + C equation? example: A = -4.8 B = 21.9 C = -23.8 I know that B is suppose to represent the …
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 …
Quadratics Having a Common Tangent - Physics Forums
Mar 30, 2024 · I do know that since they have a common tangent line, that means: 2x+a = c-2x Since they both have the point (1,0), then since both equations should equal 0 when x = 1: c(1)-(1)^2 = 0 - …