Question

The condition that the product
of two of the roots of
​

Answer 1

Answer:

The condition that the product of two of the roots x3 + px? + qx + r = 0 is -1, is1) p2 + pr + q +1=0 2) q2 + pq +9+ 1 = 0 3) p2 + pq + p +1 =0 ...

Answer 2

Answer:

the condition that the product of two of the roots x3 + px2 + qx + r = 0 is -1 is 1 ) r2 + pr + q +1 = 0

2) q2 + pq + q + 1 = 0

3) p2 + pq + p + 1 =0