| 1 |
sin5Θ + sin3Θ is equal to: |
- A. 2cos 2Θ sin Θ
- B. -2 cos 4Θ sin Θ
- C. -2 sin 4Θ cos Θ
- D. 2 sin 4Θ cos Θ
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| 2 |
sin (Θ - π) = |
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| 3 |
The distance between the points P(x1, y1) and Q(x2, y2) is: |
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| 4 |
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| 5 |
tan (-135°) = |
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| 6 |
cos (α-ß) = |
- A. cos α cos ß + sin α sin ß
- B. cos α cos ß - sin α sin ß
- C. cos α cos ß + sin α cos ß
- D. sin α cos ß - sin α sin ß
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| 7 |
Cot1°, Cot2°, Cot3°, .......... Cot89° = |
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| 8 |
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- A. - cot Θ
- B. - tan Θ
- C. tan Θ
- D. none of these
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| 9 |
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| 10 |
sec (2π + Θ), where Θ is a basic angle will have terminal side in: |
- A. quad. I
- B. quad. II
- C. quad. III
- D. quad. IV
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