Problem #PRU-60416

Problems Algebraic equations and systems of equations Algebra Higher order equations. Palindromic polynomial equations Equations of higher order (other) Real numbers Integer and fractional parts. Archimedean property Calculus
 12–14  2.0

Problem

In the expansion of \((x + y)^n\), using the Newton binomial formula, the second term was 240, the third – 720, and the fourth – 1080. Find \(x\), \(y\) and \(n\).