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Equazioni goniometriche

Authored by Ivana Dell'Anno

Mathematics

10th Grade

CCSS covered

Used 19+ times

Equazioni goniometriche
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

se  tgα=23tg\alpha=\frac{2}{3}  l'angolo si trova:

Nel I o nel II quadrante

Nel I o nel III quadrante

Nel II o nel IV quadrante

Nel I o nel IV quadrante

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

sin(180+x)=

sinx
-sinx
cosx
-cosx

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Quali tra i seguenti angoli sono acuti?

arcsen(1)arcsen\left(-1\right)

arcsen(23)arcsen\left(\frac{2}{3}\right)

arccos(45)\arccos\left(-\frac{4}{5}\right)

arccos(78)\arccos\left(\frac{7}{8}\right)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quanto vale  arcsen(1)+arccos(0)=?arcsen\left(1\right)+\arccos\left(0\right)=?  

 π\pi  

 π2\frac{\pi}{2}  

 00  

 2π2\pi  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quanto vale sen(arcsen(1/3))?

1

1/3

π3\frac{\pi}{3}

3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

trova le coordinate dei punti A e B

 A(2π3,32)    B(π,32)A\left(\frac{2\pi}{3},\frac{\sqrt{3}}{2}\right)\ \ \ \ B\left(\pi,\frac{\sqrt{3}}{2}\right)  

 A(π3,32)    B(2π,32)A\left(\frac{\pi}{3},\frac{\sqrt{3}}{2}\right)\ \ \ \ B\left(2\pi,\frac{\sqrt{3}}{2}\right)  

 A(π3,32)    B(2π3,32)A\left(\frac{\pi}{3},\frac{\sqrt{3}}{2}\right)\ \ \ \ B\left(\frac{2\pi}{3},\frac{\sqrt{3}}{2}\right)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

determina l'area del triangolo in figura

π3\frac{\pi}{3}

π6\frac{\pi}{6}

π4\frac{\pi}{4}

π\pi

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