Question

if alpha beta be the roots of a quadratic equation then frame the quadratic equation

Answer 1

Let alpha = a

beeta=b.

a+b=-(-4)/2=2

a+b = 2……………..(1)

a.b =-3/2………………(2)

a^2+b^2=(a+b)^2–2ab=(2)^2–2×(-3/2)

a^2+b^2=4+3 = 7 , Answer