Răspuns:
a) (26:40+3,35)*(16:20+2,2)=(0.65+3.35)*(0.8+2.2)=4*3=12
b)4*{3,25-[0.5(16.4*2.5-27.18)-0.01]:2.3}=
=4{3.25-[0.5(41-27.18)-0.01]:2.3}=
=4[3.25-(0.5*13.82-0.01):2,3]=
=4[3.25-(6.91-0.01):2.3]=
=4(3.25-6.9:2.3)=4(3.25-3)=4*0.25=1
Explicație pas cu pas:
