Matemática Básica Semana 6 Módulo 5
Authored by Mario Giles
Mathematics
University
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
2+√(2-x), <-∞,2]
2-√(2-x), <-∞,-2]
2+√(2+x), <-2,+∞>
2-√(2+x), <2,+∞>
2.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
2x+2+√(2-x),<-∞,-2]
2x-2-√(2-x), <-2,∞>
2x+2-√(2-x), <-∞,2]
2x-2+√(2-x), <-∞,-2>
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
x√(2-x)+x^2-2√(2-x)-2x, <-∞,2]
x√(2-x)-x^2+2√(2-x)-2x, <-∞,2]
x√(2-x)+x^2+2√(2-x)-2x, <2,+∞]
x√(2-x)+x^2+2√(2-x)+2x, <2,+∞]
4.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
(x+2)/(√(2-x)+x) ,
<-∞,2]-{1,-2}
(x+2)/(√(2+x)-x) ,
<-∞,2]-{1,-2}
(x-2)/(√(2-x)-x) ,
<-∞,2]-{1,-2}
(x+2)/(√(2-x)-x) ,
<-∞,2]-{1,-2}
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
√(16-x^2 )+√(x^2-1), [-4,-1]∪[1,4]
√(16-x^2 )-√(x^2-1), [-4,-1]∪[1,4]
√(16+x^2 )+√(x^2+1), [-4,-1]∪[1,4]
√(16+x^2 )+√(x^2-1), [-4,-1]∪[1,4]
6.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
√(16-x^2 )-√(x^2-1), [-4,0]∪[1,4]
√(16-x^2 )+√(x^2-1), [-4,-1]∪[1,4]
√(16+x^2 )-√(x^2-1), [-4,-2]∪[2,4]
√(16+x^2 )-√(x^2+1), [-4,-3]∪[3,4]
7.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
√(x^4+17x^2-16),[-4,-2]∪[2,4]
√(-x^4-17x^2-16),[-4,-3]∪[3,4]
√(-x^4+17x^2-16),[-4,-1]∪[1,4]
√(-x^4+17x^2+16),[-4,0]∪[1,2]
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