Question

ex 3 va rogg mult
dau coroana ​

Answer 1

Răspuns:

se scad puterile

a) =(5/4)*3=5/4×5/4×5/4=125/56

b) =21/13

c) =(17/4)*12÷(17/4)*10=(17/4)*2=17/4×17/4=289/16

d) =(49/9)*18÷(49/9)*17=49/9

e) =(3/2)*15÷(3/2)*11=(3/2)*4=3/2×3/2×3/2×3/2=81/16

f) =(64/15)*23÷(64/15)*22=64/15