Question

d) [1-0,8(3)]² supra X =
$\frac{6}{4.5}$
(aflati x) (algebră)​

Answer 1

Răspuns:

x=1/48

Explicație pas cu pas:

0,8(3) =(83-5)/90=75/90=25/30=5/6

1-5/6=1/6

(1/6)²=1/36

deci

1/36x=6/4,5=60/45=4/3

1/12x=4

48x=1

x=1/48