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Assessment

Presentation

Practice Problem

Hard

Created by

BRIGITA FAHIK

FREE Resource

11 Slides • 6 Questions

1

Rumus Penjumlahan dan Selisih Sinus dan Cosinus

Matematika Peminatan Kelas XI

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3

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5

Multiple Choice

 sin 75°+sin15°=\sin\ 75\degree+\sin15\degree=  

1

 1-1  

2

 00  

3

 122\frac{1}{2}\sqrt{2}  

4

 126\frac{1}{2}\sqrt{6}  

5

 123\frac{1}{2}\sqrt{3}  

6

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7

Multiple Choice

 sin105°sin15°=\sin105\degree-\sin15\degree=  

1

 14\frac{1}{4}  

2

 12\frac{1}{2}  

3

 142\frac{1}{4}\sqrt{2}  

4

 122\frac{1}{2}\sqrt{2}  

5

 123\frac{1}{2}\sqrt{3}  

8

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9

Multiple Choice

 cos75°+cos15°=\cos75\degree+\cos15\degree=  

1

 00  

2

 142\frac{1}{4}\sqrt{2}  

3

 146\frac{1}{4}\sqrt{6}  

4

 122\frac{1}{2}\sqrt{2}  

5

 126\frac{1}{2}\sqrt{6}  

10

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11

Multiple Choice

 cos265°cos95°=\cos265\degree-\cos95\degree=  

1

 2-2  

2

 1-1  

3

 00  

4

 11  

5

 22  

12

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14

Multiple Choice

 sin(π2+2x)+sin(π22x)=\sin\left(\frac{\pi}{2}+2x\right)+\sin\left(\frac{\pi}{2}-2x\right)=  

1

 2sinx2\sin x  

2

 2cosx2\cos x  

3

 2sin2x2\sin2x  

4

 2cos2x2\cos2x  

5

 cos2x\cos2x  

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17

Multiple Choice

 sin63°+sin177°cos87°+cos27°=\frac{\sin63\degree+\sin177\degree}{\cos87\degree+\cos27\degree}=  

1

 3-\sqrt{3}  

2

 123-\frac{1}{2}\sqrt{3}  

3

 122\frac{1}{2}\sqrt{2}  

4

 11  

5

 3\sqrt{3}  

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Rumus Penjumlahan dan Selisih Sinus dan Cosinus

Matematika Peminatan Kelas XI

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