Question

if alpha and beta are the zeros of polynomial 2 X square + 5 x + 1 then what is the value of alpha + beta + alpha beta​

Answer 1

Answer:

-2

Step-by-step explanation:

p(x) = 2x^2 +5x +1

α+β= -b/a= -5/2

αβ=c/a = 1/2

now,( α+β)+αβ= -5/2+1/2= -4/2

= -2