Go Pro!


Pro Problems > Math > Algebra > Equations > Systems of Equations > Non-Linear

Featured Pro Problems

Find the sum of x and y, if the following quadratic equations in x and y are true.
Solve the system of equations which involves a product of variables
Solve the system of equations in x and y - one of the equations is cubic!
Solve the quadratic system of equations.
Two quadratic equations in two variables - solve for m and n
A system of equations involving a product of the variables
A system of three equations in three unknowns, involving a bunch of sums
A second degree system problem that is much simpler than it looks, if you find the right approach

Full Directory Listing

Cubic and Linear, Linear and Quadratic, Mary and Laura's Cookies, One Equation, Two Variables, Product of X and Y, Quadratic System, Quadratic System, Sum and Product System, Sum of X and Y, System with a Product, System with Radical, To Sum It Up, X and Y Quadratics, X and Y System

Understanding Coronavirus Spread

A Question and Answer session with Professor Puzzler about the math behind infection spread.

Blogs on This Site

Reviews and book lists - books we love!
The site administrator fields questions from visitors.
Like us on Facebook to get updates about new resources
Pro Membership