Answered

B1 = 3r (5r - 4)
B2 = (- 4t+5) * (-5)
B3 = (- n) (11*(-3))
B5 = - 32 - 7+3 - Z
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Sagot :

VINS

bonjour

B 1 =  15r² - 1 2r

B 2 =  20 t - 25

B 3 =  ( - n )  ( - 33 ) =  33 n

B 5 =   - z - 36

INEQUATION

Bonjour,

Développer:

B1 = 3r (5r - 4) = 15r²-12r

B2 = (- 4t+5) * (-5) = 20t-25

B3 = (- n) (11*(-3)) = -n(-33)= 33 n

B5 = - 32 - 7+3 - Z= -Z -36