
Linearne jednadžbe i nejednadžbe
Authored by Mirela Rastija
Mathematics
9th Grade
Used 13+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8x + 3 = 5x - 2. Koliki je x?
x = - 2
x = 2
x = 3
x = -3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7(3x - 2) = 28. Koliki je x?
x = - 2
x = 2
x = 21
x = -21
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Opseg pravokutnika je 80m. Njegova je dulja stranica tri puta dulja od kraće. Kolika je površina pravokutnika?
P = 300m2
P = 200m2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Zbroj dvaju brojeva je 30, razlika njihovih kvadrata je 120. Koji su to brojevi?
10, 15
8, 7
13, 17
13, 15
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Riješi sustav dviju jednadžbi
x + 3y = 8
x + 2y = 14
Rješenja sustava su:
x = 26, y = -6
x=13, y = -3
x = 5, y = 19
x = 15, y = 13
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
+ 3 = - 5x
Koliki je x?
x = 7
x =
x =
x = 11
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Riješi nejednadžbu
-3x + 5 < .
Skup rješenja je
< - , >
< , + >
[ , + ]
< - , ]
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