Question

X + 1 is a factor of x power 4 + 2 x cube + 2 X square + X + 1​

Answer 1

Step-by-step explanation:

$x( - 1) = {x}^{4} + {2x}^{3} + {2x}^{2} + x + 1$

$= ( - 1) {}^{4} + 2( - 1) {}^{3} + 2( - 1) {}^{2} + ( - 1) + 1$

$1 - 2 + 2 - 1 + 1$

=1

Answer 2

Step-by-step explanation:

HOPE IT HELPS IN ATTACHMENT