Question

if both x-2 and x-1/2are factor of px^2+5x+r, show that p=r


please solve in steps
steps answer will be marked as brainlist ......

Answer 1

if x-2 is a factor the given expression then 4p+10+r=0 
if x-1/2 is a factor then p/4 +5/2+r =0 
p+10+4r=0 
p+4r = 4p+r 
3p =3r 
p=r

Answer 2

Hey!!!

I'll solve on paper for best understanding

Hence Proved

Hope this helps