Question

ark Questions :
5. If a, b, y are zeroes of polynomial x3 - 2x2 + ax
- b and a + B = 0 then show that 2a = b.
Ans​

Answer 1

Answer:

Given equation,

x3-2*2+ax-b , a+B=0

here,a=0,b=0,y=0

a+B=0

0+0=0 ,

2a=b

2(0)=b

0=0

Therefore 2a=0