
Ανισώσεις β΄ βαθμού
Authored by Dimitris Chliapis
Mathematics
10th Grade
Used 31+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x2+3x-4<0
xϵ(-∞,-4)U(1, +∞)
xϵ(-4,1)
xϵ(-∞,-1)U(4, +∞)
Αδύνατη
xϵ(-1,4)
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x2-3x+2<0
xϵ(1,2)
xϵ[1,2]
xϵR
xϵ(-∞,1)U(2,+∞)
xϵ(-2,-1)
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x2+x+2>0
xϵR
x=-7
xϵ(-4,3)
xϵ(-∞,-4)U(3,+∞)
Αδύνατη
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
-x2+8x-12≥0
Αδύνατη
xϵ[2,6]
xϵ(-∞,2)U(6,+∞)
xϵR
xϵ(-∞,2]U[6,+∞)
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x2+x-20≤0
xϵ(-∞,-5]U[4,+∞)
xϵR
xϵ(-∞,-5)U(4,+∞)
xϵ(-5,4)
xϵ[-5,4]
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
-x2+2x-1≥0
Αδύνατη
x=1
xϵ(-∞,1)U(1,+∞)
xϵR-{1}
xϵR
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
-x2+2x+8<0
xϵ(-∞,-2)U(4,+∞)
xϵR
xϵ(-∞,-4]U[2,+∞)
xϵ(-∞,-4)U(2,+∞)
xϵ(-∞,-2]U[4,+∞)
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