Question

if p (x)=x³-x²+x+1, find the value of p(-1)​

Answer 1

Step-by-step explanation:

p(x) = x³-x²+x+1

Putting x=-1

p(-1) = (-1)³-(-1)²+(-1)+1

= -1-1-1+1

= -2

therefore, p(-1) = -2