Question

if
(x+1/2)
is a factor of
px square -4x+3
then find the value of p​

Answer 1

Answer:

p=-20

Step-by-step explanation:

Given:x+1/2

i.e.x=-1/2

Now,

p(x)=p(-1/2)

px^2-4x+3=0

p(-1/2)^2-4(-1/2)+3=0

p 1/4+2+3=0

p/4+5=0

p/4=-5 or p+20/4=0

p=-20 or p+20=4

p=-16