# MAths

posted by
**ianian**
.

Let r1,r2,r3 be the roots of polynomial P(x)=x^3+3x+1. Evaluate the product

3

∏ (r^2+r +1)

k k

k=1

posted by
**ianian**
.

Let r1,r2,r3 be the roots of polynomial P(x)=x^3+3x+1. Evaluate the product

3

∏ (r^2+r +1)

k k

k=1