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pseudo31
@pseudo31
June 2021
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Bonjour, quelqu'un peut me faire ces 2 exercices svp merci d'avance:p
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shanaclaes98
41)
a) (4x-1)²+(x+2)²
(16x²-8x+1)+(x²+4x+4)
17x²-4x+5
b)(5t+4)²+(5t+4)(5t-4)
25t²+40t+16+25t²-20t+20t-16
50t²+40t
42)
a)(7x-1)²+(7x+1)²
49x²-14x+1+49x²+14x+1
98x²+2
b)(5a-4)(a+2)-(a+2)²
5a²+10a-4a-8-(a²+4a+4)
5a²+10a-4a-8-a²-4a-4
4a²+2a-12
1 votes
Thanks 1
pseudo31
merci beaucoup ;)
pseudo31
Mdr en meme temps tu fout rien toi x)
pseudo31
Mdr non mais c'est a toi d'aller au tableau x)!
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Bonjour, pouvez vous m'aidez svp D)2X- 7+3X+1 pour X=4 E) (X-3)+(X-3) pour X=-4 merci d'avance :p
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pseudo31
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Pseudo31
April 2019 | 0 Respostas
Urgent j'ai rien compris quelqu'un peut me le faire svp?!
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Pseudo31
April 2019 | 0 Respostas
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Lista de comentários
a) (4x-1)²+(x+2)²
(16x²-8x+1)+(x²+4x+4)
17x²-4x+5
b)(5t+4)²+(5t+4)(5t-4)
25t²+40t+16+25t²-20t+20t-16
50t²+40t
42)
a)(7x-1)²+(7x+1)²
49x²-14x+1+49x²+14x+1
98x²+2
b)(5a-4)(a+2)-(a+2)²
5a²+10a-4a-8-(a²+4a+4)
5a²+10a-4a-8-a²-4a-4
4a²+2a-12