Question

help me to solve this problem plzz​

Answer 1

answer :

Explanation:

$x ^{3} - 4x {}^{2} + x + 6 - x - 3$

$= x {}^{3} - 4x {}^{2} + 3$

if u substitute +1 in the place of x then

$1 {}^{3} - 4 \times 1 {}^{2} + 3$

$= - 3 + 3$

$= 0$