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
Respond to this Question
Similar Questions

zeros of a polynomial
polynomial is x^3  x^2 11x + 15 If 3 is the zero of the polynomial, when you divide this polynomial with x3, the remainder has to be 0? 
PreCalculus/Trig Check please and help
Could someone please check the first one and help me with the second one. I'm stuckThank you 1.What are theroots of the following polynomial equation? 
PreCalculus
Trigonometric Functions, Radian Measure ∏ < will be using this for pi Using exact values, convert to radians ( hint use fraction of ∏) 90° = 90°*∏/180° = 1∏/2 ^^would it be right to also call it 2∏ … 
calculus
evaluate the integral I= ∫(0,∏/4) ((53e^(tanx))/(cos^(2)x))dx 
Math
1. The expression log 5x is equivalent to 2. Write the equation of a polynomial whose sum of the roots equals 3 and the product of the roots equals 9\2? 
Maths
The roots of the polynomial f(x)=7x^2 +38x+c=0 are reciprocals of each other. What is the value of c ? 
maths
If the roots of the eqn 1/(x+p) + 1/(x+p) = 1/r are equal in magnitude but opposite in sign, show that p+r=2r and that the product of the roots is equal to (1/2) (p²+q²) 
Edge ah am us ,maths
if the sum of the roots and product of the roots of ax^36x2+2ax3b=0 is 3&6 respectively.Then find a and b. 
Edagahamus, subject maths
if the sum of the roots and product of the roots of ax^36x2+2ax3b=0 is 3&6 respectively.Then find a and b. 
Math
Find the discriminant for the quadratic equation f(x) = 5x^2  2x + 7 and describe the nature of the roots. discriminant is 144, one real root discriminant is 136, two complex roots <?