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Juliennoob
@Juliennoob
April 2019
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Bonjour,
Développer et réduire l'expression
(x - 4)(2x + 1) - (5x - 2)x
merci
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Juulien
Verified answer
Bonsoir,
(x - 4)(2x + 1) - (5x - 2)x
= 2x² + x - 8x - 4 - 5x² + 2x
=
- 3x² - 5x - 4
Bonne soirée,
Julien.
1 votes
Thanks 1
juliennoob
-2 X x ne fait pas -2x?
Juulien
x * x = x² ;)
nonotata
Bonsoir
(x - 4)(2x + 1) - (5x - 2)x
2x²+x-8x-4 -5x²+2x
-3x² -5x -4
0 votes
Thanks 1
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Lista de comentários
Verified answer
Bonsoir,(x - 4)(2x + 1) - (5x - 2)x = 2x² + x - 8x - 4 - 5x² + 2x
= - 3x² - 5x - 4
Bonne soirée,
Julien.
(x - 4)(2x + 1) - (5x - 2)x
2x²+x-8x-4 -5x²+2x
-3x² -5x -4