Answer 3.4:7

From Förberedande kurs i matematik 2

Revision as of 14:54, 7 April 2008 by Oskar (Talk | contribs)
Jump to: navigation, search
a) \displaystyle (z-1)(z-2)(z-4) = z^3 -7z^2 + 14z - 8 b) \displaystyle (z+1-i)(z+1+i) = z^2+2z+2