(ii) Show that the equation 2x + 4 = (x – 1)(x – 2) has only one real root Question (ii) Show that the equation2x + 4 = (x – 1)(x – 2) has onlyone real root in progress 0 Math Reagan 3 months 2021-10-16T08:42:00+00:00 2021-10-16T08:42:00+00:00 1 Answer 0 views 0

## Answers ( )

It doesn’t, actually.

Expang the right hand side to get

So, the equation becomes

Move everything to one side to get

This equation has solutions

Which are actually two different real roots.