Question

vieta formula for polynomial equation of the degree 4​

Answer 1

Answer:

x 2 + b x + c ≡ x 2 − ( p + q ) x + p q . x^2+bx+c\equiv x^2-(p+q)x+pq. x2+bx+c≡x2−(p+q)x+pq. This is the so-called Vieta's formula for a quadratic polynomial.