Question

a) 1,66 : 1,33 . 6,2+1,3(1,2-15,3+16) b)3,84.1,6+2,06(17,02-13,02:3) c){0,5.[0,33-0,22+1,6.(2,34-6,2:3)]}

Answer 1

a) 7,73834586+1,3(1,2-15,3+16)
9,03834586×1,9=17,1728571