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Sagot :

Bonjour,

A= -2 *-3 -10 = 6 -10 = -4

B= -2* [-(-3)  *3 -10]=

-2 * ( 9-10)=

-2* -1 = 2

C= -2* -3 - (-30)=

6 +30 = 36

D= 7,85 *-200* -2=

7,85 * 400 = 3 140

E=  -0,2 * -10/10=

-0,2 *-1 =  0,2

F = 1-2+3-4+5-6+7-8=

je te laisse faire l'opération.

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