Question

si rezolvarile va rog
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Answer 1

a) -4+(-3)÷(2-(-6)÷(-2))+1
= -4+(-3)÷(2+6÷(-2))+1
= -4+(-3)÷(2-3)+1
= -4+(-3) ÷ (-1)+1
= -4-(-3)+1
= -4+3+1
= 0

c) −2⋅[3−(−6)2:(−9)]−2⋅[12]=
= −2⋅[3−(−6)2:(−9)]−24=
= −2⋅[3−(4⋅9)⋅(1/9⋅(−1))]−24=
= −2⋅[3−(−4)]−24=
= −2⋅[7]−24=
= −14−24 = -38