Show life that you have a thousand reasons to smile
© Copyright 2024 DOKU.TIPS - All rights reserved.
=(1³+√5³+3*1*√5²+3*1²*√5)(2+√5)=
=(1+5√5+15+3√5)(2+√5)=
=(16+8√5)(2+√5)=
=16*2+16*√5+8√5*2+8√5*√5=
=32+16√5+16√5+40=
=72+32√5