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a) 11+8×{45+4 ×[3+8×(12×13-8×14)-37] }+1234=

b) (32×15-32×5)+11×12+7+{124-5×[210-2×(23×17-24×12) ] }=

Răspuns :

XgheorghitaX
a)11+8{45+4 x[3+8 x(12 x 13-8 x 14)-37]}+1234=
=11+8 x{45+4 x[3+8 x(156-112)-37]}+1234
=11+8 x[45+4 x(3+8 x 44-37)]+1234
=11+8 x[45+4 x(3+352-37)]+1234
=11+8 x[45+4 x(355-37)]+1234
=11+8 x(45+4 x 318)+1234
=11+8 x(945+1272)+1234
=11+8 x 2217+1234
=11+17736+1234
=17747+1234
=18981

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