Question

DAU COROANA VA ROG REPEDE
EX 13
DAU 50 DE PUCTE ​

Answer 1

Ai răspuns atașat pe foaie.

Answer 2

Răspuns:

21/140=21:140=0,15

27/75=27:75=0,36

33/176=33:176=0,1875

51/120=51:120=0,425

49/875=0,056

_____________

36/15²=36/225=36:225=0,16

(2·3³·7⁵)/(5·21³)=(2·3³·7⁵)/(5·3³·7³)=(2·7²)/5=98/5=98:5=19,6

(11·2¹⁰·5⁸)/(2¹⁰·5¹⁰)=11/5²=11/25=11:25=0,44