Question

calculati pe 4. si 5.

Answer 1

$4.a)1+8+27+64=9+27+64=36+64=100 \\ b)125+0+343=125+343=468 \\ c)1+729+1331=730+1331=2061 \\ d)1+16+81+256=17+81+256=98+256=354 \\ \\ 5.a)36+49=13^2 \\ 85=169(Fals) \\ b)1331-1000=1^3 \\ 331=1(Fals) \\ c)9+16=25 \\ 25=25(Adevarat) \\ d)16+25=36 \\ 41=36(Fals) \\ e)27+64+125=216 \\ 91+125=216 \\ 216=216(Adevarat) \\ f)64-49=1*15 \\ 15=15(Adevarat)$