Răspuns :

Ligiaaaaaaaaaid

a= 6+8[ 32:4-5([tex]4^{3}[/tex]-7ori [tex]3^{2}[/tex])]

a= 6+8[ 8-5(64-7ori9)]

a= 6+8[ 8-5(64-63)]

a=6+8( 8-5)

a=6+8 ori 3

a=6+24 deci a=30

b= 15 ori 2 +(256:16+4):5 + 2121:21

b= 30 +( 16+4):5 +101

b= 30+ 20:5+101

b= 30+4+101 deci b=135

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