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Calculer les expressions pour a = - 2 ; b = + 3 ; c = - 1 et d = + 1 :
P = a + b c + d ;
R = b ÷ a - c ;
S = c - (a + b) + (c – a )
svp aidez moi

Sagot :

CO0309

Réponse:

P = (-2+3)(-1+1) = 0

R = 3 ÷ (-2) - 1 = -5/2

S = -1 (-2+3)+(-1-2) = -4