Question

If p and q are the roots of the equation x² + px + q = 0, then(a) p = 1, q = –2(b) p = 0, q = 1(c) p = –2, q = 0(d) p = – 2, q = 1

Answer 1

P + q = - p

2p = q

Pxq = q

P= 1

Q= 2