7400300045

Question: 
Selecciona todas las expresiones negativas con coeficientes binomiales.
Project ID: 
7400300045
SubArea: 
Answer 1: 
(30)(31)+(32)(33)
Answer 1 Correct: 
0
Answer 2: 
(65)+(60)(62)(66)
Answer 2 Correct: 
1
Answer 3: 
(1211)(121)(120)(1212)
Answer 3 Correct: 
1
Answer 4: 
(107)(71)(70)(103)
Answer 4 Correct: 
1
Answer 5: 
(21)+(22)(20)(30)
Answer 5 Correct: 
0
Answer 6: 
(20)(30)+(40)(51)
Answer 6 Correct: 
1
Answer 7 Correct: 
0
Answer 8 Correct: 
0