Question

if if a minus b and a + b are zeros of polynomial 2 x cube minus 6 x square + 5 x minus 7 find the value of a​

Answer 1

Alpha = A- b

Bheta = a+ b

Alpha + Bheta = -b/ a

a-b+a+b = -(-6) /2

2a= 3

a=3/2

Hope it helps ✌