Question

If alfa and bita are the zeroes of the polynomial p(x)=2x^2+11x+5, find the value of 1/alfa + 1/bita -2×alfa×bita

Answer 1

Answer:

-36/5

Step-by-step explanation:

p(x)=2x^{2} +11x+5

a=2,b=11,c=5

1/α+1/β-2αβ

α+β=-11/2

αβ=5/2

β+α/αβ-2αβ

-11/2÷5/2-2×5/2

-11/5-5/1=-11-25/5=-36/5

Answer 2

Answer:

refer to the above attachment for the solution