Question

If both (x - 2) and (x - 1) are factors of px^2 + 5x + 6, show that p =-2​

Answer 1

Answer:

p= -15

Step-by-step explanation:

f(2)= p*4+5*2+6=0

= 4p+10+6=0

4p= -16

p= -16/4

p= -4

g(1)= p*1+5+6=0

= p+11=0

p= -11

-11 -4 = -15