
What is the difference between equation and formula?
An equation is meant to be solved, that is, there are some unknowns. A formula is meant to be evaluated, that is, you replace all variables in it with values and get the value of the formula. …
What is the equation for a 3D line? - Mathematics Stack Exchange
May 28, 2013 · I love your answer for a line equation in the form of z = f (x, y)... Unfortunately calculating square roots can be impractical from the calculational standpoint and hence I really …
Equation of a rectangle - Mathematics Stack Exchange
Oct 2, 2011 · I need to graph a rectangle on the Cartesian coordinate system. Is there an equation for a rectangle? I can't find it anywhere.
simple geometry question- equation of cylinder
Jul 23, 2014 · The equation of an object is a way of telling whether a point is part of an object -- if you substitute the coordinates of the point into the equation and the equation is true, then the …
What exactly is an equation? - Mathematics Stack Exchange
Apr 15, 2018 · the equation to simpler equation (s) and end up with an equation that can be solved by inspection. In all these cases the equality tells you two things are really the same. …
Notation for rounding in equation - Mathematics Stack Exchange
I'm wondering if there is a symbol or notation for Round to the nearest 10th For example, the area of a circle with a radius of 45 feet, rounded to the nearest square foot, could be written as, A =...
General formula for solving quartic (degree $4$) equations
Jul 28, 2010 · Could you change the title to "Is there a general formula for solving 4th degree polynomial equations" or "Is there a general formula for solving quartic equations?"
How to solve the Riccati's differential equation
Aug 13, 2013 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation …
Ellipse in polar coordinates - Mathematics Stack Exchange
EDIT1: What you at first proposed as ellipse looks like: The Ellipse parametrization is done differently. To more clearly distinguish between them we should note there are two different …
Deriving an equation for the orbital period of a satellite
Deriving an equation for the orbital period of a satellite Ask Question Asked 12 years, 10 months ago Modified 7 years, 7 months ago