Question

am nevoie de ajutor,urgeeeeeent!​

Answer 1

Răspuns:

a) (4+6+10)/2=20/2=10

b) (25+42)/5=70/5=12

c) (23+7)/35=30/35=6/7

d) (210-156)/14=54/14=27/7

e) (15+39)/4=54/4=27/2

f) (36+135)/3=171/3=57

g) (22+113)/6=135/6=45/2

h) 2²·3²·5/2·3=2·3·5=30

i) 2·3²·5/2³·3·7=3·5/2²·7=15/28

j) 3³·3·5²·11/2·3·5·11²=3³·5/2·11=27·5/22=135/22

k) 2²·3·5³·7/3³·5²·7²=2²·5/3²·7=4·5/9·7=20/63

l) (3·80+65:13)/5·7=(240+5)/35=245/35=7

Explicație pas cu pas: