calculer et donner les résultats sous forme décimale
6 x 16/12 ; 7/14 x 2 ; 2.3 x 9/3

By: USER7388
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
calculer et donner les résultats sous forme décimale
6 x 16/12 ; 7/14 x 2 ; 2.3 x 9/3
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91 Viewed 91 Answers

Answer (91)

Best Answer
(62)
6*16/12= 96/12 =8
7/14*2= 14/14 =1
2.3*9/3=6.9=69/10
Answered on 27 Agustus 2025

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Question 1(Multiple Choice Worth 4 points)


(7.03)

What is the value of t in the equation 3(2t + 5) = 5t + 25?


5

6

10*****

35




Question 2(Multiple Choice Worth 4 points)


(7.02)

How many solutions can be found for the equation 4x + 5 = 10?


Zero

One*****

Two
160 views 500 comments


Bonjour, j'aurais besoin de votre aide pour mo exercice de mathématiques. J'ai beaucoup de mal à l'appliquer, j'espère que quelqu'un pourra m'aider, merci d'avance !

Soit la suite (Un) définie par:

Uo=1
Un+1=Un/2Un+1

1) Calculer U1, U2, U3, U4 ( j'ai réussi a faire cette question)

2) On pose pour tout n, Vn= 1/Un
a- Montrer que (Vn) est arithmétique
b- En déduire une expression de (Un) en fonction de n

160 views 500 comments

Bonjour ,

Je voudrais savoir ce qu'est ce que une métropole et ce qui la caractérise


Merci d'avance

129 views 129 comments