Question

2. ^[5 2/3- +1,(5)-2]:152\3​

Answer 1

Răspuns:

^[5 2/3- +1,(5)-2]:152\3

Explicație pas cu pas:

[5 2/3+ 1,(5)-2] : 152/3 =

= [(5×3+2)/3+(15-1)/9 - 2] : (15×3+2)/3 =

= (17/3 + 14/9 - 2) : 47/3 =

= [(3×17 + 14)/9 - 2] × 3/47 =

= [(51 +14)/9 - 2] × 3/47 =

= (65/9 - 2) × 3/47 =

= (65 - 2×9)/9 × 3/47 =

= (65-18)/9 × 3/47 =

= 47/9 × 3/47 =

= 3/9 =

= 1/3

Succes!