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Sagot :

APLEYA
d= ( 12*2+3)(2*2-7)-(2*2-7)²
     (24+3)(4-7)-(4-7)²
     27*-3-(-3)² 
     -81-9
       -90
(12×2+3)(2×2-7)-(2×2-7)^2
(24+3)(4-7)-(4-7)^2
27×(-3)-[4^2-2×4×7+(-7)^2]
-81-(16-56+49)
-81-9
-90

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