| 1 |
The period of 2 + cos 3x is: |
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| 2 |
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- A. {1, 2, 3}
- B. {5, 6, 7}
- C. {4}
- D.
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| 3 |
If A = {1, 2, 7, 9}, B = {1, 4, 7, 11}: |
- A. disjoints sets
- B. equal sets
- C. overlapping sets
- D. complementary sets
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| 4 |
The area of a sector of a circular region of radius r with length of the arc of the sector equal to s is-----------: |
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| 5 |
y = tan-1 x if and only if x = tan y, where: |
- A. -1 < x < 1 and - π < y < π
- B.
- C.
- D.
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| 6 |
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- A. r<sub>1</sub>
- B. r<sub>2</sub>
- C. r<sub>3</sub>
- D. r
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| 7 |
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| 8 |
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- A. closure property w.r.t multiplication
- B. commutativeproperty w.r.t multiplication
- C. associativeproperty w.r.t multiplication
- D. trichotomy property
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| 9 |
Trigonometric equation has _________ solutions: |
- A. unique
- B. finite
- C. infinite
- D. no
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| 10 |
Complex roots of real quadratic equation always occur in: |
- A. conjugate pair
- B. ordered pair
- C. reciprocal pair
- D. none of these
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