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ARKUSZ 2 MATURA 2010 |
PRZYK¸ADOWY ARKUSZ EGZAMINACYJNY Z MATEMATYKI
POZIOM PODSTAWOWY Czas pracy: 170 minut Instrukcja dla zdajŕcego
1. Sprawdę, czy arkusz zawiera 10 stron. 2. W zadaniach od 1. do 25. sŕ podane 4 odpowiedzi: A, B, C, D, z których tylko jedna jest prawdziwa. Wybierz tylko jednŕ odpowiedę. 3. Rozwiŕzania zadaa od 26. do 33. zapisz starannie i czytel- nie w wyznaczonych miejscach. Przedstaw swój tok rozu- mowania prowadzŕcy do ostatecznego wyniku. 4. Pisz czytelnie. U˝ywaj d∏ugopisu/pióra tylko z czarnym tuszem/atramentem. 5. Nie u˝ywaj korektora. B∏´dne zapisy przekreÊl. 6. Pami´taj, ˝e zapisy w brudnopisie nie podlegajà ocenie. 7. Obok numeru ka˝dego zadania podana jest maksymal- na liczba punktów mo˝liwych do uzyskania. 8. Mo˝esz korzystaç z zestawu wzorów matematycznych, cyrkla i linijki oraz kalkulatora.
˚yczymy powodzenia! |
Za rozwiàzanie wszystkich zadaƒ mo˝na otrzymaç ∏àcznie 50 punktów. |
Arkusz opracowany przez Wydawnictwo Pedagogiczne OPERON na wzór arkuszy opublikowanych przez Centralnŕ Komisj´ Egzaminacyjnŕ |
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ZADANIA ZAMKNI˘TE
W zadaniach od 1. do 25. wybierz i zaznacz na karcie odpowiedzi jednŕ poprawnŕ odpowiedę.
Zadanie 1. (1 pkt)
Trzecia cz´Ęç liczby 3150 jest równa:
A. 150 B. 1150 C. 350 D. 3149
Zadanie 2. (1 pkt)
Liczbŕ wymiernŕ nie jest liczba:
A. 1
3
B. 1
7
C. 25 D. 5
Zadanie 3. (1 pkt)
4,5% liczby x jest równe 48,6. Liczba x jest równa:
A. 1080 B. 108 C. 48,6 D. 4,86
Zadanie 4. (1 pkt)
JeÊli A = - 8, 12
i B = _0, 20i, to ró˝nica A[B jest przedzia∏em:
A. _- 8, 0i B.
- 8, 0
C. `- 8, 0
D. - 8, 0i
Zadanie 5. (1 pkt)
Zbiór wszystkich liczb x, których odleg∏oÊç od liczby 7 na osi liczbowej jest nie mniejsza ni˝ 4, jest opisany nierównoÊcià:
A. x - 7 > 4
B. x + 7 > 4
C. x - 7 H 4
D. x + 7 H 4
Zadanie 6. (1 pkt)
Liczba 3 nie nale˝y do dziedziny wyra˝enia:
A. x - 3
B. 2x - 1
C. 2x - 1
D. x - 3
x + 3
x - 3
x + 3
2x - 1
Zadanie 7. (1 pkt)
Równanie x 3 + 9x = 0:
A. nie ma pierwiastków B. ma jeden pierwiastek
C. ma dwa pierwiastki D. ma trzy pierwiastki
Zadanie 8. (1 pkt)
Liczba przeciwna do podwojonej odwrotnoĘci liczby a jest równa:
A. - 2a
B. - 1
2a
C. - a
2
D. - 2
Zadanie 9. (1 pkt)
Wyra˝enie 5 _4 - x i - 2x _ x - 4i mo˝na zapisaç w postaci:
A. - 10x _4 - x i B. - 10x _ x - 4i C. _4 - x i_5 - 2x i D. _4 - x i_5 + 2x i
Zadanie 10. (1 pkt)
Wyró˝nik D jest równy 0 dla trójmianu kwadratowego:
A. y = x 2 + 9
B. y = x 2 - 9
C. y = x 2 - 6x + 9
D. y = x 2 + 9x
Zadanie 11. (1 pkt)
JeÊli x 2 < x, to:
A. - 1 < x < 0
B. x < 1 C. x < 0 0 x > 1
D. 0 < x < 1
Zadanie 12. (1 pkt)
Do wykresu funkcji f (x) = log 4 x nie nale˝y punkt:
1 1
A. _1, 0i B. c 2 , - 2 m C. _2, 2i D. _16, 2i
Zadanie 13. (1 pkt)
Punkt P jest punktem przeci´cia si´ wykresów funkcji y =- 2x + 4 i y =- x - 2. Punkt P le˝y w uk∏a- dzie wspó∏rz´dnych w çwiartce:
A. pierwszej B. drugiej C. trzeciej D. czwartej
Zadanie 14. (1 pkt)
Liczby 2, 6 sà dwoma poczàtkowymi wyrazami ciàgu geometrycznego. Do wyrazów tego ciàgu nie nale˝y liczba:
A. 162 B. 54 C. 18 D. 9
Zadanie 15. (1 pkt)
Pierwszy wyraz ciàgu arytmetycznego jest równy 7 - 5, a drugi wyraz jest równy 2 7 - 1. Ró˝nica tego ciàgu jest równa:
A. 7 + 4
B. 7 - 6
C. -
7 - 4
D. -
7 - 6
Zadanie 16. (1 pkt)
Funkcja kwadratowa rosnŕca w przedziale _-3, -3i ma wzór:
2
A. f (x) =- _ x - 3i + 1
2
B. f (x) =- _ x + 3i + 1
2
C. f (x) =- _ x - 1i + 3
2
D. f (x) =- _ x - 1i - 3
Zadanie 17. (1 pkt)
Zbiorem wartoĘci funkcji f (x) = 2 x + 3 jest przedzia∏:
A. _- 3, + 3i B.
0, + 3i C. _3, + 3i D. _-3, + 3i
Zadanie 18. (1 pkt)
Wierzcho∏ki trójkàta ABC le˝à na okr´gu i Êrodek O okr´gu le˝y wewnàtrz trójkàta. JeÊli kàt ABO ma miar´ 20c, to kàt ACB ma miar´:
A. 70c B. 40c C. 20c D. 10c
Zadanie 19. (1 pkt)
Dany jest trójkŕt ABC, w którym AC
= BC , EACB = 80c, zaĘ AD jest dwusiecznŕ kŕta BAC i D ! BC.
Wówczas miara kŕta ADB jest równa:
A. 105c B. 90c C. 80c D. 75c
Zadanie 20. (1 pkt)
3
Sinus kŕta ostrego a jest równy 7. Wówczas cosinus tego kŕta jest równy:
A. 4
7
B. 7
4
C. 2 7
7
D. 2 10
7
Zadanie 21. (1 pkt)
WysokoĘç trójkŕta równobocznego jest o 2 krótsza od boku tego trójkŕta. Bok trójkŕta jest równy:
A. 4 `2 +
3j B. 4 `2 -
4 `2 + 3j
3j C. 7
4 `2 - 3j
D. 7
Zadanie 22. (1 pkt)
Prosta prostopad∏a do prostej l o równaniu 4x - 5y + 6 = 0 ma wzór:
A. y =- 1 x + b
5
B. y =- 1 x + b
C. y =- 4 x + b
5
D. y =- 5 x + b
Zadanie 23. (1 pkt)
Punkt S = _3, - 1i jest Êrodkiem odcinka AB i A = _- 3, - 5i. Punkt B ma wspó∏rz´dne:
A. _9, 3i B. _9, - 3i C. _- 9, - 3i D. _- 9, 3i
Zadanie 24. (1 pkt)
2 2
Okràg o równaniu _ x + 5i
+ _ y - 9i
= 4 ma Êrodek S i promieƒ r. Wówczas:
A. S = _5, - 9i, r = 2
B. S = _5, - 9i, r = 4
C. S = _- 5, 9i, r = 2
D. S = _- 5, 9i, r = 4
Zadanie 25. (1 pkt)
JeÊli Êrednica podstawy sto˝ka jest równa 12, a wysokoÊç sto˝ka 8, to kàt a mi´dzy wysokoÊcià sto˝ka, a jego tworzàcà jest taki, ˝e:
A. tg = 12
8
B. tg = 8
12
C. tg = 6
8
D. tg = 8
6
ZADANIA OTWARTE
Rozwiàzania zadaƒ o numerach od 26. do 33. nale˝y zapisaç w wyznaczonych miejscach pod treÊcià zadania.
Zadanie 26. (2 pkt)
Wyznacz wartoÊç funkcji f (x) =- x 2 - 4x + 1
dla x = 3 2 - 2.
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Zadanie 27. (2 pkt)
Punkty A, B nale˝à do jednego ramienia kàta o wierzcho∏ku O, a punkty C, D nale˝à do jego drugiego
ramienia i wiadomo, ˝e AC DB. Wyznacz AB , jeÊli wiadomo, ˝e AO
= 4, AC
= 5, BD = 12.
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Zadanie 28. (2 pkt)
W trójkŕcie prostokŕtnym jedna przyprostokŕtna jest 4 razy wi´ksza od drugiej. Wyka˝, ˝e wysokoÊç opuszczona na przeciwprostokàtnà dzieli jà na odcinki, z których jeden jest 16 razy wi´kszy od drugiego.
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Zadanie 29. (2 pkt)
Rozwiŕ˝ równanie x 3 + 3x 2 + x + 3 = 0.
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Zadanie 30. (2 pkt)
Rozwiŕ˝ nierównoÊç x 2 - x + 5 > 0.
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Zadanie 31. (4 pkt)
W czasie wakacji Marcin przejecha∏ rowerem ze sta∏à pr´dkoÊcià odleg∏oÊç z miasteczka A do B li- czàcà 120 km. Gdyby jecha∏ ze Êrednià pr´dkoÊcià o 5 km/godz. wi´kszà, to przejecha∏by t´ odleg∏oÊç w czasie o 2 godziny krótszym. Wyznacz Êrednià rzeczywistà pr´dkoÊç Marcina i rzeczywisty czas przejazdu.
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Zadanie 32. (5 pkt)
Kraw´dê boczna ostros∏upa prawid∏owego trójkàtnego jest nachylona do p∏aszczyzny podstawy pod kàtem 60c. Odleg∏oÊç spodka wysokoÊci ostros∏upa od kraw´dzi bocznej jest równa 4. Oblicz obj´toÊç tego ostros∏upa.
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Zadanie 33. (6 pkt)
Rzucono dwiema szeĘciennymi kostkami do gry i okreÊlono zdarzenia:
A - na ka˝dej kostce wypad∏a nieparzysta liczba oczek, B - suma wyrzuconych oczek jest nie mniejsza ni˝ 8. Oblicz prawdopodobieƒstwo zdarzenia A , B.
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✂
4
a
4
a
a
a
a
Matematyka. Poziom podstawowy
Matematyka. Poziom podstawowy