Question

x(x+3)(x-3)-(x-2)(x^2+2x+4) если x=1/3

Answer 1

1/3=0,3(3)
0,3(0,3+3)(0,3-3)=1,8
(0,3-2)(0,3^2+2*0,3+4)=-7,973
1,8-7,973=-6,173