Question

(x+1)(x²-x+1)-x³, daca x=9,73;

Answer 1

(9,73+1)(9,73²-9,73+1)-9,73³=
9,74(9,73²-9,73+1)-9,73³=
9,73×9,73²-9,74×9,73+9,73×1-9,73³=
922,114046-94,8676+9,74-922,114046=
827,246446+9,74-922,114046=
836,986446-922,114046=
-85,1276