Trigonometrik funksiyalar. Davriy jarayonlar — 10-sinf Algebra test savollari

1.y=sin x funksiyaning aniqlanish sohasini toping.

• A)barcha haqiqiy sonlar
• B)[-1;1]
• C)x≠0
• D)x≥0

2.y=tg x funksiyaning aniqlanish sohasini toping.

• A)$x\ne \frac{\pi }{2}+\pi n,n$$\in$$\mathbb{Z}$
• B)barcha haqiqiy sonlar
• C)x≠πn, n$\in$$\mathbb{Z}$
• D)[-1;1]

3.y=ctg x funksiyaning aniqlanish sohasini toping.

• A)x≠πn, n$\in$$\mathbb{Z}$
• B)$x\ne \frac{\pi }{2}+\pi n,n$$\in$$\mathbb{Z}$
• C)barcha haqiqiy sonlar
• D)[-1;1]

4.Kunlik havo harorati o'zgarishi taxminan T(t)=15+10sin(πt/12) formula bilan modellashtiriladi (t — soatlarda). Bu funksiyaning davrini toping.

• A)24 soat
• B)12 soat
• C)2π soat
• D)π soat

5.y=3sin(2x) funksiyaning davrini toping.

• A)π
• B)2π
• C)$\frac{\pi }{2}$
• D)3π

6.y=sin x funksiyaning qiymatlar to'plamini toping.

• A)[-1;1]
• B)barcha haqiqiy sonlar
• C)(-1;1)
• D)[0;1]

7.y=cos x funksiyaning qiymatlar to'plamini toping.

• A)[-1;1]
• B)barcha haqiqiy sonlar
• C)(0;1]
• D)[0;1]

8.y=tg x funksiyaning qiymatlar to'plamini toping.

• A)barcha haqiqiy sonlar
• B)[-1;1]
• C)(0;+∞)
• D)[0;+∞)

9.y=sin x funksiya juft yoki toqligini aniqlang.

• A)toq funksiya
• B)juft funksiya
• C)na juft, na toq
• D)davriy emas

10.y=cos x funksiya juft yoki toqligini aniqlang.

• A)juft funksiya
• B)toq funksiya
• C)na juft, na toq
• D)davriy emas