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Trigonometrijske funkcije

Authored by Ines Kladušić

Mathematics

11th Grade

Used 6+ times

Trigonometrijske funkcije
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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Kojoj je od istaknutih točaka brojevne kružnice pridružen broj −37π6-\frac{37\pi}{6}  ?

A

B

C

D

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Realnom broju t eksponencijalnim je preslikavanjem pridružena točka E(t)E(t)   na brojevnoj kružnici. Koja je od navedenih tvrdnji točna za vrijednosti sinusa i tangensa tog broja t?

sin⁡ t>0, tg t>0\sin\ t>0,\ tg\ t>0  

sin⁡ t>0, tg t<0\sin\ t>0,\ tg\ t<0  

sin⁡ t<0, tg t<0\sin\ t<0,\ tg\ t<0  

sin⁡ t<0, tg t>0\sin\ t<0,\ tg\ t>0  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ako je t∈<3π2,2π>t\in<\frac{3\pi}{2},2\pi>   i cos⁡ t=0.8\cos\ t=0.8  , koliko je sin⁡ t\sin\ t  ?

0.60.6  

−0.6-0.6  

0.720.72  

−0.44-0.44  

−0.72-0.72  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Temeljni period funkcija sinus i kosinus je 2π2\pi  .

Točno

Netočno

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Koliki je temeljni period funkcije f(x)=−12sin⁡(23x)f\left(x\right)=-\frac{1}{2}\sin\left(\frac{2}{3}x\right)  ?

4π4\pi  

3π3\pi  

43π\frac{4}{3}\pi  

34π\frac{3}{4}\pi  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koliko je sin⁡50\sin50  ?

−0.2624-0.2624  

0.26240.2624  

0.7660.766  

−0.766-0.766  

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Na intervalu [0,2π]\left[0,2\pi\right]   sinusoida ima dva maksimuma.

Točno

Netočno

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