oblicz i sprawdz (17,8+2,48) *5,05 - 13,85* 4,2= 2,75+34,25 * (57,6 - 7,6 * 7,5)= 72,3 - 2,05 * (6,03 * 5,4 - 30,062=

(17,8+2,48) *5,05 - 13,85* 4,2= 20,28*5,05-58,17= 102,414-58,17=44,244 2,75+34,25 * (57,6 - 7,6 * 7,5)= 2,75+34,25*(57,6-57)= 2,75+34,25*0,6= 2,75+20,55= 23.30 72,3 - 2,05 * (6,03 * 5,4 - 30,062= 72,3-2,05*(32,562-30,062)= 72,3-2,05*2,5= 72,3-5,125=72,175