Question

if the roots of 2x^2 + 7x+ 5= 0 then find the value of a-c

Answer 1

Answer:

2X²+7X+5 = 0

α+β = -7/2

αβ = 5/2

(α-β)²=(α+β)²-4αβ

=> 49/4 - 10

=> 9/40

=>α-β=3/√40

THANK YOU.