+94 Find a polynomial of degree 4 that has √2 + √7 as a root. That is, find integers a,b,c,d,e, so that x = √2 + √7 is a solution to the equation
ax^4+bx^3+cx^2+dx+e=0.
1. Find all the roots of this polynomial.
2. Given two distinct positive integers x and y, what can you conclude about polynomials that have √x+√y as a root.
Please explain answers.
Melody, Cphill, EP??
