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pokotal
@pokotal
June 2021
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Pouvez vous m'aider s'il vous plait ,c'est urgent !!
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nathalienouts
Verified answer
1)
E = 2x 1/3²+9x1/3+4
E = 2/9+3+4
E = 2/9+7
E = 2/9 +63/9
E = 65/9
2)
F = (2x+1)²-(2x+1)(x-3)
a)
F = 4x²+4x+1-(2x²-6x+x-3)
F = 4x²+4x+1-2x²+5x+3
F = 2x²+9x+4
b)
F = (2x+1)(2x+1-x+3) on a mis 2x+1 en facteur
F = (2x+1)(x+4)
c) F = E
E = (2x+1)(x+4)
0 votes
Thanks 1
ayouyatounsi
oui ce qu elle a ecrit nathalieno.. est vrai
pokotal
merçi beaucoup
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Verified answer
1)E = 2x 1/3²+9x1/3+4
E = 2/9+3+4
E = 2/9+7
E = 2/9 +63/9
E = 65/9
2)
F = (2x+1)²-(2x+1)(x-3)
a)
F = 4x²+4x+1-(2x²-6x+x-3)
F = 4x²+4x+1-2x²+5x+3
F = 2x²+9x+4
b)
F = (2x+1)(2x+1-x+3) on a mis 2x+1 en facteur
F = (2x+1)(x+4)
c) F = E
E = (2x+1)(x+4)