Question

plz give me answer..​

Answer 1

Answer:

If X=2 and X=0 are roots of p(X) then

p(2)=2*(2)³-5(2)²+2(a)+b

for X=2 be root it p(2) =0

16-20+2a+b=0

2a+b=4. 1 equation

p(0)= 2*0-5*0+a*0+b

for X=0 be root p(0)=0

0-0+0+b=0

b=0. 2 equation

PUT b=0 in 1 equation

2a=4

a=2