Question

va rog super mult explicat pas cu pas plzzz​

Answer 1

Răspuns:

Explicație pas cu pas:

Answer 2

Explicație pas cu pas:

a) (17/3:21/4):34/7=(17/3*4/21):34/7=68/63*7/34=34/9*1/1=34/9

b) (36/13:4):(5/26:7/36)=(36/13*1/4):(5/26*36/7)=(9/13*1/1):(5/13*18/7)=9/13*91/90=1/1*7/10=7/10

c) (3 1/2:2 1/3):6:12/19

(7/2:7/3):6*19/12

(7/2:7:3):1*19/2

(7/2*3/7):19/2

(1/2*3/1):19/2

3/2*2/19=3=19