LAMISSMAUMAU LAMISSMAUMAU 05-10-2020 Mathématiques Answered 21 Effectue les multiplications suivantes.a. A = (-7) × (-8)c. C = -5x (-11)b. B = (-9) x 6d. D = -8 x 0,5e. E= 10 x (-0.8)f. F= (-7) × 0