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nessou95
@nessou95
June 2021
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aide moi pour cette exercice svp urgent
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winner123
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Bonsoir
je saute la question 1 car tu la comprendras avec le reste
Aire de ABCD = ( 10 x + 1)² = 100 x² + 20 x + 1
Aire de AEFG = ( 10 x - 3)² = 100 x² - 60 x + 9
Surface bleue = 100 x² + 20 x + 1 - 100 x² + 60 x -9)
= 80 x - 8
80 x - 8 = 272
80 x = 272 + 8
80 x = 280
x = 3.5
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Thanks 1
nessou95
tu est forte en mathematique ?
nessou95
tu peu maide pour mais 2autre exercice stp ses urgent
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nessou95
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AIDEZ MOI SES URGENT SVP JAI VRAIMENT BESOIN DAIDE
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June 2021 | 0 Respostas
aidez moi svp ses urgent
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Verified answer
Bonsoirje saute la question 1 car tu la comprendras avec le reste
Aire de ABCD = ( 10 x + 1)² = 100 x² + 20 x + 1
Aire de AEFG = ( 10 x - 3)² = 100 x² - 60 x + 9
Surface bleue = 100 x² + 20 x + 1 - 100 x² + 60 x -9)
= 80 x - 8
80 x - 8 = 272
80 x = 272 + 8
80 x = 280
x = 3.5