Discussion
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- Question
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)
- Correct Answer
- (cosecA - sinA)(secA - cosA)
- 1. What is the value of cosec 11?/6?
Options- A. -2/?3
- B. ?2
- C. -2
- D. -?2 Discuss
- 2. If 3x + 2y = 7 and 4x - y = 24, then x - y = ______.
Options- A. 9
- B. 1
- C. -9
- D. -1 Discuss
- 3. Rehman walks at 8 km/hr and Roma cycles at 13 km/hr towards each other. What was the distance between them when they started if they meet after 36 minutes?
Options- A. 12.6 kms
- B. 18.9 kms
- C. 15.8 kms
- D. 9.5 kms Discuss
- 4. On dividing 256a2b2c2 by 64a2 , we get
Options- A. 2cxc
- B. 2bxb
- C. 4 bxb.cxc
- D. 4 Discuss
- 5. The value of x for which the expressions 7x + 13 and 13x - 7 become equal is _____
Options- A. -10/3
- B. 3/10
- C. -3/10
- D. 10/3 Discuss
- 6. 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
- 7. Determine the value of 'a' which satisfies the equation 9a + 40a = 41a
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 8. ?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
- 9. If 5x + 6(3-2x) = 4, then what is the value of x?
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 10. If a + b = 1 and ab = -6, then what is the value of a3+ b3 ?
Options- A. 17
- B. 15
- C. 19
- D. 13 Discuss
Simplification problems
Search Results
Correct Answer: -2
Correct Answer: 9
Correct Answer: 12.6 kms
Correct Answer: 4 bxb.cxc
Correct Answer: 10/3
Correct Answer: 0.366
Correct Answer: 4
Correct Answer: (2?3-1)/2
Correct Answer: 2
Correct Answer: 19
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