Question

zad 1 Oblicz 2,4% wartości wyrażenia:
[tex][3\frac{1}

Answer 1

[3¼ -2·(1⅛)-¹ -4-¹]-¹ =[13/4 -2·(9/8)-¹- ¼]-¹=[13/4- 2·8/9-¼]-¹=[13/4-16/9 -1/4]-¹=

 

[12/4 -16/9)-¹ =[3-1⁷/₉]-¹=[11/9]-¹ =9/11

 

2,4% · 9/11 =24/10 ·1/100 · 9/11 =24/1000 ·9/11 =216/11000 =27/1375