Question 934438
{{{(x^2+x-2)(x+2i)=(x^2+x-2)(x)+(x^2+x-2)(2i)}}}
{{{(x^2+x-2)(x+2i)=(x^3+x^2-2x)+(2ix^2+2ix-4i)}}}
{{{(x^2+x-2)(x+2i)=x^3+(1+2i)x^2-(2-2i)x-4i)}}}