Discussion
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- Question
?XYZ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?
Options- A. 25/7
- B. 24/25
- C. 7/24
- D. 24/7
- Correct Answer
- 24/7
- 1. What is the value of (cot30°+ 2/?3) ?
Options- A. 5/?3
- B. (1+2?3)/2
- C. 5/6
- D. 2/?3 Discuss
- 2. What is the simplified value of 12-13 ?
Options- A. 5?3
- B. 5/?3
- C. 3?5
- D. 3/?5 Discuss
- 3. What is the value of x3-1x3+8 when 8x-8x-16=0 ?
Options- A. 6
- B. 8
- C. 16
- D. 22 Discuss
- 4. What is the value of (-7776)25
Options- A. 16
- B. 36
- C. 64
- D. 21 Discuss
- 5. If a2+b2=80 and ab = 32, then calculate the value of a-b/a+b.
Options- A. 0.337
- B. 0.339
- C. 0.333
- D. 0.335 Discuss
- 6. The value of x for which the expressions 5x + 17 and 17x - 5 become equal is _____.
Options- A. 11/6
- B. -11/6
- C. 6/11
- D. -6/11 Discuss
- 7. On dividing 111a2b2c2 by 37a2 , we get ______.
Options- A. 2c2
- B. 2b2
- C. 3
- D. 3b2c2 Discuss
- 8. If 5x - 4 ? 2 - x and 4x + 5 > 2x - 5, then x can take which of the following values?
Options- A. 3
- B. 6
- C. -7
- D. -1 Discuss
- 9. The co-ordinates of the centroid of a triangle ABC are (3,-2). What are the co-ordinates of vertex C if co-ordinates of A and B are (-2,5) and (6,-2) respectively?
Options- A. (-5,-9)
- B. (5,-9)
- C. (5,9)
- D. (-5,9) Discuss
- 10. A triangular prism has 9 edges. How many vertices does it have?
Options- A. 8
- B. 6
- C. 12
- D. 10 Discuss
Simplification problems
Search Results
Correct Answer: 5/?3
Correct Answer: 5/?3
Correct Answer: 22
Correct Answer: 36
Correct Answer: 0.333
Correct Answer: 11/6
Correct Answer: 3b2c2
Correct Answer: -1
Correct Answer: (5,-9)
Correct Answer: 6
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