Discussion
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- Question
What is the value of 1xp-q+1+1xq-p+1 ?
Options- A. 0
- B. 1
- C. x
- D. cant determine
- Correct Answer
- 1
- 1. If 3P/5 = 7Q/2 = 7R/5, then what is the ratio of p, Q and R respectively?
Options- A. 3 : 2 : 5
- B. 3 : 35 : 14
- C. 5 : 7 : 5
- D. 35 : 6 : 15 Discuss
- 2. If cos?cos?=m and cos?sin?=n, then the value of m2+n2 cos2? is
Options- A. n2
- B. m2
- C. mn
- D. 1 Discuss
- 3. If angles of measure (5y + 62°) and (22° + y) are supplementary , then value of y is
Options- A. 16°
- B. 32°
- C. 8°
- D. 1° Discuss
- 4. If cot A = n/(n + 1) and cot B = 1/(2n + 1), then what is the value of cot (A + B)?
Options- A. -1
- B. 0
- C. 1
- D. 2 Discuss
- 5. If sec (3x ? 20°) = cosec (3y + 20°), then what is the value of tan (x + y)?
Options- A. 1
- B. ?3
- C. 1/?3
- D. 2?3 Discuss
- 6. If x=8+215 , then what is the value of x+1x ?
Options- A. 2?15
- B. 3?5
- C. (3?5+?3)/2
- D. 3?2+3 Discuss
- 7. What is the value of 1+aa1/2+a-1/2-a1/2+a-1/21+a+a-1/2 ?
Options- A. ?a
- B. 1/?a
- C. 0
- D. ?a+1 Discuss
- 8. If p/q = (x+3)/(x-3), then what is the value of p2+q2p2-q2 ?
Options- A. x+9
- B. x2+96x
- C. x2+186x
- D. 0 Discuss
- 9. What is the simplified value of (1? sin A cos A)(sin A + cos A)?
Options- A. sin2A ? cos2A
- B. sin3A + cos3A
- C. 0
- D. 1 Discuss
- 10. What is the simplified value of 1-sin A1+sin A ?
Options- A. tan A
- B. sec A
- C. sec A + tan A
- D. sec A ? tan A Discuss
Simplification problems
Search Results
Correct Answer: 35 : 6 : 15
Correct Answer: n2
Correct Answer: 16°
Correct Answer: -1
Correct Answer: 1/?3
Correct Answer: (3?5+?3)/2
Correct Answer: ?a
Correct Answer: x2+96x
Correct Answer: sin3A + cos3A
Correct Answer: sec A ? tan A
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