Bonsoir,
300/2 = 150
150/2 = 75
75/3 =25
25/5 = 5
=> 2*2*3*5*5
96/2 =48
48/2 =24
24/2 =12
12/2 =6
6/2 =3
=>2*2*2*2*2*3
165/3 = 55
55/5 =11
=> 3*5*11
168/2 = 84
84/2 =42
42/2 =21
21/3 =7
=> 2*2*2*3*7
196/2 = 98
98/2 =49
49/7 =7
=> 2*2*7*7
Réponse:
Bonjour
1) 2²×3×5²
2) a) 2⁵×3
b) 3×5×11
c) 2³×3×7
d) 2²×7²
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Bonsoir,
300/2 = 150
150/2 = 75
75/3 =25
25/5 = 5
=> 2*2*3*5*5
96/2 =48
48/2 =24
24/2 =12
12/2 =6
6/2 =3
=>2*2*2*2*2*3
165/3 = 55
55/5 =11
=> 3*5*11
168/2 = 84
84/2 =42
42/2 =21
21/3 =7
=> 2*2*2*3*7
196/2 = 98
98/2 =49
49/7 =7
=> 2*2*7*7
Réponse:
Bonjour
1) 2²×3×5²
2) a) 2⁵×3
b) 3×5×11
c) 2³×3×7
d) 2²×7²