Question

x3 - 4x2 +5x-2 ; 2,1,1​

Answer 1

Answer:

let p(x)=x³-4(x)²+5(x)-2

put x=2

p(2)=2³-4(2)²+5(2)-2

=8-16+10-2

=-8+8=16

put x=1

p(1)=1³-4(1)²+5(1)-2 = 1-4+5-2=-3+3=0

similar above data