
Równania wymierne
Authored by Michał Przybyło
Mathematics
1st - 5th Grade
Used 78+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dziedziną funkcji wymiernej jest zbiór:
D = R – {0, 3}
D = R
D = (–∞, 3) U (3, +∞)
D = R – {0}
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dziedziną ułamka algebraicznego jest zbiór:
R – {–2, –1, 1, 2}
R – {–2, 2}
R – {–3, 2}
R – {2}
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Zbiór R – {–1, 0, 1} jest dziedziną ułamka:
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dziedziną funkcji f(x) jest zbiór R – {–5},
zaś miejscem zerowym tej funkcji jest liczba –1. Zatem:
a = 2, b = 5
a = –2, b = 5
a = 2, b = –5
a = –2, b = –5
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Po skróceniu ułamka algebraicznego, gdzie x ∈ R – {4}, otrzymasz:
x2 – 4x
x(x + 4)
x(x – 4)
x3 – 4
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Zbiór rozwiązań równania jest równy:
{0, 1}
{–1}
{0}
{1}
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Rozwiąż równanie , wskaż poprawne odpowiedzi.
D = R-{-3,3,-2,2}
D = R-{-2,3}
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