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Sagot :

LOULAKAR

Bonjour

Soit À = 7, B = -3 et C = -2

Calculer :

A x B - C

= 7 x (-3) - (-2)

= (-21) + 2

= (-19)

A x B - A x C

= 7 x (-3) - 7 x (-2)

= (-21) + 14

= (-7)

(A + B)/(B + C)

= (7 + (-3)) / (-3 + (-2))

= (7 - 3)/(-3 - 2)

= 4/(-5)

= (-5/4)

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