Discussion
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- Question
If a + b = 1 and ab = -6, then what is the value of a3+ b3 ?
Options- A. 17
- B. 15
- C. 19
- D. 13
- Correct Answer
- 19
- 1. If 5x + 6(3-2x) = 4, then what is the value of x?
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 2. ?ABC is right angled at B. If m?C = 60°, then find the value of (cotA - 1/2).
Options- A. -1/?3
- B. (3-?2)/3?2
- C. (2?3-1)/2
- D. (?2-?3)/?6 Discuss
- 3. Determine the value of 'a' which satisfies the equation 9a + 40a = 41a
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 4. Calculate the value of ?3?3 + 3 , if ?3 = 1.732
Options- A. 0.366
- B. 0.566
- C. 0.356
- D. 0.346 Discuss
- 5. 1/(tanA + cotA) is equal to
Options- A. (cosecA + sinA)(secA - cosA)
- B. ?[(cosecA - sinA)(secA - cosA)]
- C. ?[(cosecA + sinA)(secA - cosA)]
- D. (cosecA - sinA)(secA - cosA) Discuss
- 6. What is the reflection of the point (3,-5) in the origin?
Options- A. (-3, -5)
- B. (5,-3)
- C. (-5,-3)
- D. (-3, 5) Discuss
- 7. Point P is the midpoint of segment AB. Co-ordinates of P are (5, -1) and A are (2, -4). What are the co-ordinates of point B?
Options- A. (6, 4)
- B. (8, 2)
- C. (1,-2)
- D. (-6, -2) Discuss
- 8. What is the slope of the line perpendicular to the line passing through the points (-2, 3) and (2, 0)?
Options- A. 4/3
- B. 3/4
- C. -3/4
- D. -4/3 Discuss
- 9. What is the value of Sin 30° + Cos 30°?
Options- A. (?6 + 1)/?3
- B. (?3 + 2)/?3
- C. (1 + ?3)/2
- D. 5/?3 Discuss
- 10. ? ABC is right angled at B. If m?A = 30°., then Sec C =?
Options- A. 1/2
- B. 1/?2
- C. 2
- D. 1/?3 Discuss
Simplification problems
Search Results
Correct Answer: 2
Correct Answer: (2?3-1)/2
Correct Answer: 4
Correct Answer: 0.366
Correct Answer: (cosecA - sinA)(secA - cosA)
Correct Answer: (-3, 5)
Correct Answer: (8, 2)
Correct Answer: 4/3
Correct Answer: (1 + ?3)/2
Correct Answer: 2
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