Trigonometrik tengsizliklar — 10-sinf Algebra test savollari

Bu mavzuda 16 ta test savoli bor. Quyida 10 ta namuna — to'liq test va javoblar kaliti ro'yxatdan o'tgandan keyin ochiladi.

1.sinx $> \frac{1}{2}$ tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A) $(\frac{π}{6}; \frac{5 π}{6})$
- B) $(\frac{π}{3}; \frac{2 π}{3})$
- C) $(\frac{π}{6}; \frac{π}{2})$
- D) $(0; \frac{π}{6})$
2.cosx $< \frac{1}{2}$ tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A) $(\frac{π}{3}; \frac{5 π}{3})$
- B) $(\frac{π}{6}; \frac{5 π}{6})$
- C) $(\frac{π}{3}; π)$
- D) $(0; \frac{π}{3})$
3.tgx>1 tengsizlikning $(- \frac{π}{2}; \frac{π}{2})$ oraliqdagi yechimini toping.
- A) $(\frac{π}{4}; \frac{π}{2})$
- B) $(0; \frac{π}{4})$
- C) $(- \frac{π}{2}; \frac{π}{4})$
- D) $(\frac{π}{4}; π)$
4.sinx $< - \frac{1}{2}$ tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A) $(\frac{7 π}{6}; \frac{11 π}{6})$
- B) $(\frac{π}{6}; \frac{5 π}{6})$
- C)(π;2π)
- D) $(0; \frac{π}{6})$
5.cosx≥√ $\frac{2}{2}$ tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A)[ $0; \frac{π}{4}$ ] $\cup$ [ $\frac{7 π}{4}; 2 π$ ]
- B)[ $\frac{π}{4}; \frac{7 π}{4}$ ]
- C)[ $0; \frac{π}{4}$ ]
- D)[ $\frac{π}{4}; 2 π$ ]
6.sinx>0 tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A)(0;π)
- B)(π;2π)
- C)(0;2π)
- D) $(\frac{π}{2}; \frac{3 π}{2})$
7.cosx>0 tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A)[ $0; \frac{π}{2}$ ) $\cup$ ( $\frac{3 π}{2}; 2 π$ ]
- B) $(\frac{π}{2}; \frac{3 π}{2})$
- C)(0;π)
- D)(π;2π)
8.sinx<0 tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A)(π;2π)
- B)(0;π)
- C) $(\frac{π}{2}; \frac{3 π}{2})$
- D)(0;2π)
9.cosx<0 tengsizlikning [0;2π] oraliqdagi yechimini toping.
- A) $(\frac{π}{2}; \frac{3 π}{2})$
- B)(0;π)
- C)(π;2π)
- D) $(\frac{3 π}{2}; 2 π)$
10.Trigonometrik tengsizlikni yechishda odatda qanday vosita qo'llaniladi?
- A)trigonometrik aylana (birlik aylana)
- B)faqat algebraik ko'paytuvchilarga ajratish
- C)faqat logaritmlash
- D)faqat kvadratga oshirish

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Trigonometrik tengsizliklar — 10-sinf Algebra test savollari

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