
Functii proprietati
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Nicoleta Tudorache
Used 5+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Fie functia f:{0,1,2,3,4,5} R. f(x) = x - 3. Imaginea functiei f (Im f ) este multimea:
{0,1,2,3,4,5}
R
N
{-3,-2,-1,0,1,2}
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Reprezentare grafica a functiei f: R R, f(x)= - 3x + 2 este:
Un segment
o semidreapta
o dreapta
o multime de puncte distincte
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Functia f: R R, f(x) = - x + 3 este:
descrescatoare pr R.
descrescatoare pe ( - ; 0 ) si crescatoare pe ( 0; ).
constanta.
crescatoare pe R.
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Functia f : R R, este:
descrescatoare pe R.
crescatoare pe ( ) si descrescatoare pe ( )
descrescatoare pe ( ) si crescatoare pe ( )
crescatoare pe R.
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Functia f : R R, NU este:
impara
concava
impara
continua
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Functia f : R →R, f(x) = 3x - 5, este:
strict descrescatoare
bijectiva
injectiva si nu este surjectiva
surjectiva si nu este injectiva
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dintre diagramele următoare, cea în care este definită o funcție este
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