Question

x^6+2x^4+6x-9 divided by x+3​

Answer 1

$p(x) = {x}^{6} + {2x}^{4} + 6x - 9$

$x + 3 = 0 \\ x = - 3$

$p( - 3) = {( - 3)}^{6} + {2(- 3)}^{4} + 6( - 3) - 9 \\ = 729 + 2(81) - 18 - 9 \\ = 729 + 162 - 27 \\ = 864$