Question

Exercitiul 3 h) si i) va rog!! + coroana

Answer 1

h)3 la n(3²+1) / 2 la n(2³+2)= 3 la n·10 / 2 la n·10=(3/2) la n

i)(a·1000+b·100+a·10+b ) / (c·1000+d·100+c·10+d)=
(1010a+101b) / (1010c+101d)=101(10a+b) / 101(10c+d)=
(10a+b) /(10c+d)