Question

Dau coroana va rog

Answer 1

Răspuns:

radical 0,(1) = radical 1/9=1/3

-radical 7/4=-radical 7/2

3

-3

0,1(6)^-1 = 16-1/90^-1=15/90^-1=1/6^-1=6

radical 7

C Intersectat cu D = 3,6 rezulta D = {3,6}

C U D = {1/3; Radical 7/2; 3, -3, 6 radical 7 ; radical7/3}

D= {radical 7/3; 3, 6}

b) Fals

c) Adevarat

Explicație pas cu pas: