Discussion
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- Question
If Sec ? = 25/24 , then what is the value of Sin ??
Options- A. 24/25
- B. 7/25
- C. 24/7
- D. 25/7
- Correct Answer
- 7/25
- 1. ? DEF is right angled at E. If m?D = 45°, then what is the value of cosecF X cotD?
Options- A. 1/?2
- B. 2
- C. 1/2
- D. ?2 Discuss
- 2. What is the value of (1/2) Sec 30° + ?2 Tan 60°?
Options- A. (1 + 3?2)/?3
- B. (?3 + 2)/?3
- C. ?3 + 2
- D. (?3 + 2)/2 Discuss
- 3. Point A divides segment BC in the ratio 4:1. Co-ordinates of B are (6 , 1) and C are (7/2 , 6). What are the co-ordinates of point A?
Options- A. (4 , 3)
- B. (4 , 5)
- C. (2 , 5)
- D. (3 , 5) Discuss
- 4. What is the reflection of the point (5, -2) in the line x = -1?
Options- A. (-7 , -2)
- B. (5 , 0)
- C. (7 , -2)
- D. (5 , 2) Discuss
- 5. If x/2 - [4(15/2 - x/3)]/3 = -x/18, then what is the value of x?
Options- A. -10
- B. 9/8
- C. 10
- D. -9/8 Discuss
- 6. What is the value of (cosec30 - 1/?3)?
Options- A. (2?3-1)/?3
- B. (?3-4)/2?3
- C. -1/?3
- D. 2/?3 Discuss
- 7. If C + 1C = 3 , then what is the value of C-37+1C7 ?
Options- A. 2
- B. 0
- C. 3
- D. 1 Discuss
- 8. If 2x+14x = 1 , then the value of x2+164x2 is
Options- A. 0
- B. 1
- C. 1/4
- D. 2 Discuss
- 9. The value of 2.33+0.0272.33-0.69+0.09
Options- A. 2
- B. 2.27
- C. 2.33
- D. 2.6 Discuss
- 10. The average of 100 observations was calculated as 35.It was found later, that one of the observation was misread as 83 instead of 53. The correct average is :
Options- A. 32.7
- B. 34.7
- C. 35.7
- D. 36.7 Discuss
Simplification problems
Search Results
Correct Answer: ?2
Correct Answer: (1 + 3?2)/?3
Correct Answer: (4 , 5)
Correct Answer: (-7 , -2)
Correct Answer: 10
Correct Answer: (2?3-1)/?3
Correct Answer: 0
Correct Answer: 0
Correct Answer: 2.6
Correct Answer: 34.7
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