الدوال
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Q1           Score:  2
 4-
 4
 12-
 2-
Q2           Score:  2
 جميع الأعداد الحقيقة
 ( ∞ , ∞- )
 {X|x∈R}
 جميع ماسبق صحيح
Q3           Score:  2
 ( 5 , 1 )
 [ 5 , 1 ]
 ( 5 , 1 ]
 [ 5 , 1 )
Q4           Score:  2
 (5 , 1]
 (∞ , 1 )
 [ 5 , 1 ]
 لا يمكن
Q5           Score:  2
 {x|x≥-2 ,x∈R}
 {x|x≥-2 ,x∈Z}
 {x|x≥-2 ,x∈N}
 {x|x≤-2 ,x∈Z}


   



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