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Deliagagicara009
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15/47. Calculează.
G)5+[7+3×(7-2)]:2-6
R) (36:4+4×6+8:2+2):[(36:4+3×13)-3×10-15]
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Răspuns :

Răspuns:

G= 5+[7+3*(7-2)]:2-6

=5+(7+3*5):2-6

=5+(10*5):2-6

=5+50:2-6

=5+25-6

=30-6

=24

R= (36:4+4*6+8:2+2):[(36:4+3*13)-3*10-15]

=(36:4+4*6+8:2+2):[(9+3*13)-3*10-15]

=(36:4+4*6+8:2+2):[(9+39)-3*10-15]

=(36:4+4*6+8:2+2):(48-3*10-15)

=(9+24+4+2):(48-30-15)

=(33+6):(18-15)

=39:3

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