
Trigonometrie
Authored by Nicolae Popa
Mathematics
9th Grade
Used 41+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
1
0
cos 2x
sin 2x
2.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
1
0
cos 2x
sin 2x
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cos 2x =
1 - 2sin2x
1 - 2cos2x
2sinxcosx
2cos2x + 1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cos 2x =
1 + 2sin2x
1 - 2cos2x
2sinxcosx
2cos2x - 1
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