Question

please answer my question​

Answer 1

Step-by-step explanation:

x^2 -1=0

x=+1, -1

p(1)=p+ 4 -3 +q

p +q +1 =0

p + q = -1............(1)

p(-1)=-p +4+3+q

-p+q=- 7...............(2)

solving (1) and (2)

q=-2

p=1