Roots

Question 1

Quadratics

Answer 1

Sum of roots = -b/a

Product of roots = c/a

Question 2

Cubics

Answer 2

Sum of roots = -b/a
Sum of product of pairs =c/a
Product of roots = -d/a

Question 3

Quartics

Answer 3

Sum of roots =-b/a
Sum of product of pairs = c/a
Sum of product of 3 roots = -d/a
Product of roots = e/a