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Ulangan Trigonometri Analitika

Authored by Vincencia wulan

Mathematics

11th Grade

Used 34+ times

Ulangan Trigonometri Analitika
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7 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Bentuk sederhana dari  \cos35\degree.\cos20\degree+\sin35\degree.\sin20\degree  adalah...


 sin15°\sin15\degree  

 sin35°\sin35\degree  

 cos15°\cos15\degree  

 cos35°\cos35\degree  

 cos55°\cos55\degree  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika  α\alpha  dan  β\beta  adalah sudut lancip, dimana  cosα=45\cos\alpha=\frac{4}{5}  dan  sinβ=725\sin\beta=\frac{7}{25}  , maka nilai dari  cos(αβ)\cos\left(\alpha-\beta\right)  adalah...

 35\frac{3}{5}  

 45\frac{4}{5}  

 110125\frac{110}{125}  

 115125\frac{115}{125}  

 117125\frac{117}{125}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari  tan71°+tan64°1tan71°.tan64°\frac{\tan71\degree+\tan64\degree}{1-\tan71\degree.\tan64\degree}  adalah...

 1-1  

 12-\frac{1}{2}  

0

 12\frac{1}{2}  

1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika  \sin\beta=\frac{12}{13}  maka nilai dari  cos2β\cos2\beta  adalah...


 115169-\frac{115}{169}  

 116169-\frac{116}{169}  

 117169-\frac{117}{169}  

 118169-\frac{118}{169}  

 119169-\frac{119}{169}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari  \frac{2\tan\left(22,5\right)\degree}{1-\tan^2\left(22,5\right)\degree} adalah...

 00  

 11  

 22  

 33  

 44  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 cos15°=...\cos15\degree=...  

1

 12(6+2)\frac{1}{2}\left(\sqrt{6}+\sqrt{2}\right)  

 14(6+2)\frac{1}{4}\left(\sqrt{6}+\sqrt{2}\right)  

 14(62)\frac{1}{4}\left(\sqrt{6}-\sqrt{2}\right)  

 14(6+3)\frac{1}{4}\left(\sqrt{6}+\sqrt{3}\right)  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui  \tan\theta=\frac{5}{12}  , maka nilai dari  cos2θ=...\cos2\theta=...  

 1192\frac{\sqrt{119}}{2}  

 1312\frac{13}{12}  

 119169\frac{119}{169}  

 161169\frac{161}{169}  

 161289\frac{161}{289}  

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