Question

.Ifα and β are the zeroes of the polynomial 2x²+5x+1,then the value of α+β+αβ is ​

Answer 1

Answer :

Answer is -2

Step-by-step explanation:

alpha +beta =-b/a

alpha × beta = c/a

alpha + beta + alpha ( beta )

-b/a + c/a

-5/2 +1/2

-4/2

= -2

Answer 2

b/a + d/c

-5/2 + -1/2

-4/2

-2 answer ok