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Alex2299
a fost răspuns

a) 1000x[0,1x0,2+13,5:0,135-3x(5,4-1,2:0,5)]

b) 0,5x[3,14:0,314-0,3x(1,4-0,3x0,2)]


x inseamna ori

Răspuns :

a)1000x[0.1x0.2+13.5:0.135-3x(5.4-2.4)]=
1000x[0.1x0.2+13.5:0.135x3]=
1000x[0.5+100x3]=
1000x(0.5+300)=
1000x300.5=300500

b)0.5x[3.14:0.314-0.3x(1.4-0.06)=
0.5x(3.14:0.314-0.3x1.34)=
0.5x(10-0.402)=
0.5x9.598=4.799

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