Question

Efectua la division

 

a. x3+6x2-2x-152

-----------------------

x-4

Answer 1

x3+4x2-152/x-4

x2(x+4)-152/x-4

x+4-152/x-4

x+148/x-4

(x+148)(x-4)=0

x2-4x+148x-592=0

x2+144x-592=0

(x+148)(x-4)=0

x+148=0             x-4=0

x=-148            x=4

espero que te funcione bye