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formule trig ix A

Authored by Dana Șopț

Mathematics

9th Grade

Used 5+ times

formule trig ix A
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1-sin2a

sin 2a

cos2a

cos 2a

sin2a

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cos2a-1

sin2a

cos 2a

-sin2a

-cos 2a

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2cos2a-1

cos 2a

-cos 2a

-sin2a

sin2a

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin22a

2 sin a cos a

4 sin a cos a

4 sin2 a cos2 a

2sin2 a cos2 a

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1+cos 2a

2 sin2a

sin 2a

cos2a

2cos2a

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin(a+b)

sin a cos b-sin b cos a

cos a cos b-sin a sin b

sin a cos b+sin b cos a

cos a cos b+sin a sin b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cos(a-b)

sin a cos b-sin b cos a

cos a cos b-sin a sin b

sin a cos b+sin b cos a

cos a cos b+sin a sin b

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