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ARKUSZ 14 MATURA 2010 |
PRZYK¸ADOWY ARKUSZ EGZAMINACYJNY Z MATEMATYKI
POZIOM PODSTAWOWY Czas pracy: 170 minut Instrukcja dla zdajŕcego
1. Sprawdę, czy arkusz zawiera 11 stron. 2. W zadaniach od 1. do 23. sŕ podane 4 odpowiedzi: A, B, C, D, z których tylko jedna jest prawdziwa. Wybierz tylko jednŕ odpowiedę. 3. Rozwiŕzania zadaa od 24. do 32. 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 23. wybierz i zaznacz na karcie odpowiedzi jednŕ poprawnŕ odpowiedę.
Zadanie 1. (1 pkt)
- 1
1
Liczba, której 3% jest równe c 9 m , to:
A. 300 B. 100 C. 0,09 D. 0,27
Zadanie 2. (1 pkt)
Zdanie: „Liczba x jest o 6 wi´ksza od podwojonego kwadratu liczby a” zapisane w postaci równania to:
A. x = 6 $ 2a 2
B. x = 6 +
2
_2ai
C. x + 6 = 2a 2
D. x = 6 + 2a 2
Zadanie 3. (1 pkt)
Liczba x = 10 + 2 jest równa:
5 + 1
A. 2 B. 5 C. 2 2 D. 2
Zadanie 4. (1 pkt)
W pewnej szkole liczŕcej 400 uczniów 65% uczy si´ j´zyka angielskiego,
47% - j´zyka rosyjskiego,
a 24% uczy si´ obu tych j´zyków. Wynika stŕd, ˝e liczba uczniów, którzy nie uczà si´ ˝adnego z tych j´zyków, to:
A. 144 B. 96 C. 48 D. 24
Zadanie 5. (1 pkt)
Wielomian W (x) = x 3 - x 2 - x + 1 mo˝na przedstawiç w postaci:
2 2 2 2
A. W (x) = _ x - 1i _ x + 1i B. W (x) = x _ x - 1i C. W (x) = _ x + 1i _ x - 1i D. W (x) = x _ x + 1i
Zadanie 6. (1 pkt)
Liczba a = 3 log 5 2 + log 5 7 jest równa:
3 3 3 3
A. log 5 (2
+ 7)
B. log 5 (2 $ 7)
C. log 5 (2 $ 7)
D. log 5 (2 + 7)
Zadanie 7. (1 pkt)
Dane jest równanie ax - b = cx + a. Zatem:
A. x = b + a
B. x = b + a
C. x =
a - b ac
D. x = a - b
Zadanie 8. (1 pkt)
2
Wyra˝enie W = a x + 2x k jest równe:
A. x - 6 + 4x15 + 4x - 10
B. x - 6 + 4x - 8 + 4x - 10
C. x 9 + 4x15 + 4x 25
D. x 9 + 4x - 8 + 4x 25
Zadanie 9. (1 pkt)
Liczba rozwiàzaƒ równania
a x - 9k` x -
3
3j
jest równa:
x - 27
A. 0 B. 1 C. 2 D. 3
Zadanie 10. (1 pkt)
Wierzcho∏ek paraboli b´dàcej wykresem funkcji y = _ x - 4i_ x + 6i ma wspó∏rz´dne:
A. _4, - 6i B. _1, - 21i C. _- 4, 6i D. _- 1, - 25i
Zadanie 11. (1 pkt)
Liczba liczb pierwszych nale˝àcych do przedzia∏u b´dàcego rozwiŕzaniem nierównoĘci x 2 - 11x G 0
to:
A. niesko倠czenie wiele B. 4 C. 5 D. 6
Zadanie 12. (1 pkt)
Dany jest ciŕg (an) okreĘlony wzorem an = n
- 9. Liczba ujemnych wyrazów tego ciŕgu jest równa:
A. 7 B. 5 C. 3 D. 2
Zadanie 13. (1 pkt)
Ciŕgiem geometrycznym jest ciŕg okreĘlony wzorem:
n 1 2
A. an =- 2
B. an =- 2 + 5n
C. an = n
D. an = (n + 1)
Zadanie 14. (1 pkt)
Dany jest ciŕg o wzorze ogólnym an = n
+ 1. WartoĘç 3 ma wyraz:
2
A. szesnasty B. osiemnasty C. trzydziesty pierwszy D. dziewi´çdziesiàty
Zadanie 15. (1 pkt)
Je˝eli sinus kàta ostrego a jest pi´ç razy wi´kszy od jego cosinusa, to:
A. sin a = 6
B. cos a = 6
C. sin a = 26
D. cos a = 26
Zadanie 16. (1 pkt)
Je˝eli kàt ostry a jest o 40c mniejszy od kàta przyleg∏ego do niego, to:
A. a = 70c
B. a = 140c
C. a = 110c
D. a = 80c
Zadanie 17. (1 pkt)
JeÊli a, b, c sà d∏ugoÊciami odcinków, to istnieje trójkàt o bokach a, b, c, je˝eli:
A. a = 7, b = 9, c = 4
B. a = 7, b = 9, c = 2
C. a = 7, b = 4, c = 3
D. a = 5, b = 9, c = 3
Zadanie 18. (1 pkt)
Przeciwleg∏e wierzcho∏ki kwadratu majà wspó∏rz´dne wpisanego w ten kwadrat jest równy:
A = _- 5, - 1i, C = _1, 3i. Promieƒ okr´gu
1
A. 2 13 B. 13 C. 26 D. 2 26
Zadanie 19. (1 pkt)
Ârodkiem okr´gu o równaniu x 2 + y 2 - 10y = 25 jest punkt:
A. S = _1, 5i B. S = _0, 5i C. S = _1, - 5i D. S = _0, - 5i
Zadanie 20. (1 pkt)
Nie jest prawdziwe zdanie:
A. Ârodek okr´gu wpisanego w trójkŕt to punkt przeci´cia si´ dwusiecznych kŕtów trójkŕta.
B. Ârodkowe trójkŕta dzielŕ si´ w stosunku 1 : 2.
C. Ârodek okr´gu opisanego na trójkŕcie to punkt przeci´cia si´ symetralnych boków trójkŕta.
D. Ârodek ci´˝koÊci trójkàta to punkt przeci´cia si´ wysokoÊci trójkàta.
Zadanie 21. (1 pkt)
Liczba przekàtnych jest równa liczbie boków w:
A. prostokàcie B. pi´ciokàcie C. szeÊciokàcie D. siedmiokàcie
Zadanie 22. (1 pkt)
Rzucamy dwukrotnie szeÊciennà kostkà do gry. Prawdopodobieƒstwo zdarzenia, ˝e na ka˝dej kostce wypadnie co najmniej 5 oczek, jest równe:
A. 1
36
B. 2
36
C. 3
38
D. 4
36
Zadanie 23. (1 pkt)
Liczba Êcian graniastos∏upa, który ma 12 wierzcho∏ków, jest równa:
A. 12 B. 8 C. 6 D. 4
ZADANIA OTWARTE
Rozwiàzania zadaƒ o numerach od 24. do 32. nale˝y zapisaç w wyznaczonych miejscach pod treÊcià zadania.
Zadanie 24. (2 pkt)
Wyznacz równanie prostej prostopad∏ej do prostej o równaniu y =- 2x + 4 przecinajàcej oÊ OX
w punkcie o odci´tej 4.
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Zadanie 25. (2 pkt)
Wyznacz równanie okr´gu o Ęrodku S = _- 2, 3i stycznego do prostej l o równaniu 3x + 4y + 14 = 0.
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Zadanie 26. (2 pkt)
Stosunek pól dwóch trójkàtów podobnych jest równy 4, a suma ich obwodów 12. Wyznacz obwód ka˝dego z tych trójkàtów.
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Zadanie 27. (2 pkt)
Wyka˝, ˝e nie istniejà liczby x i y, takie, ˝e * x
+ 2xy = 1
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4xy - y 2 = 4
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Zadanie 28. (2 pkt)
W kwadrat o boku 2 wpisano drugi kwadrat w ten sposób, ˝e bok wpisanego kwadratu tworzy z bo- kiem danego kàt 30c. Oblicz mniejszà odleg∏oÊç wierzcho∏ków tych kwadratów.
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Zadanie 29. (2 pkt)
1
Oblicz wartoĘç wyra˝enia W = c tga + tga m sin a cos a.
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Zadanie 30. (4 pkt)
Ksi´garz kupi∏ w hurtowni 20 przewodników i 30 map za 1020 z∏. Przewodniki sprzeda∏ z zyskiem
20%, a mapy z zyskiem 25%. W ten sposób zarobi∏ 240 z∏. Oblicz, w jakiej cenie ksi´garz kupi∏ w hurtowni przewodniki, a w jakiej mapy.
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Zadanie 31. (6 pkt)
3
Podstawa AB trójkŕta równobocznego ABC zawarta jest w prostej y = 4 x + 1, a wierzcho∏ek
C = _- 1, 4i.Wyznacz wspó∏rz´dne wierzcho∏ków A, B tego trójkàta.
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Zadanie 32. (5 pkt)
Podstawà graniastos∏upa prostego jest romb. Krótsza przekàtna rombu tworzy z kraw´dzià podstawy kàt 60c i ma d∏ugoÊç 4 3. D∏u˝sza przekàtna graniastos∏upa tworzy z d∏u˝szà przekàtnà rombu kàt 60c. Oblicz obj´toÊç graniastos∏upa.
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ac
a - c
a - c
- 3 - 5
2
2
45
6
26
6
26
2
Matematyka. Poziom podstawowy
Matematyka. Poziom podstawowy