Discussion
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- Question
If 2x+29x = 4 , then the value of 27x3+127x3
Options- A. 180
- B. 198
- C. 234
- D. 252
- Correct Answer
- 198
- 1. The value of sin?1+cos? + sin?1-cos?
Options- A. 2sin?
- B. 2cos?
- C. 2sec?
- D. 2cosec? Discuss
- 2. If a2+b2c2 = b2+c2a2 = c2+a2b2 = 1k k?0 then k =
Options- A. 2
- B. 1
- C. 0
- D. 1/2 Discuss
- 3. If a+1a2 = 3 , then the value of a3+1a3 is
Options- A. 0
- B. a
- C. 1/a
- D. 1 Discuss
- 4. The simplest value of 38-212+20318-227+45 is
Options- A. 3/2
- B. 2/3
- C. 1/3
- D. 2 Discuss
- 5. If aq-r+br-p-cp-q , then find the value of (pa + qp + rc) is
Options- A. 0
- B. 1
- C. 2
- D. -1 Discuss
- 6. If tan? = 815, then 1-sin?1+sin? is
Options- A. 1/5
- B. 2/5
- C. 3/5
- D. 0 Discuss
- 7. What is the equation of the line passing through the point (2,-3) and making an angle of -45°with the positive X-axis?
Options- A. x - y = -5
- B. x - y = -1
- C. x + y = -5
- D. x + y = -1 Discuss
- 8. If 2(3x-2) < 6-3x and 6x + 2(6-x) > 2x-2, then x can take which of the following values?
Options- A. -8
- B. 5
- C. 8
- D. -5 Discuss
- 9. If (36 - 16x) - (4x - 8) = 4, then the value of x is
Options- A. 4
- B. 2
- C. 6
- D. 3 Discuss
- 10. What is the value of cot210°?
Options- A. 1/?3
- B. -1/?3
- C. ?3
- D. -?3 Discuss
Simplification problems
Search Results
Correct Answer: 2cosec?
Correct Answer: 1/2
Correct Answer: 0
Correct Answer: 2/3
Correct Answer: 0
Correct Answer: 3/5
Correct Answer: x + y = -1
Correct Answer: -5
Correct Answer: 2
Correct Answer: ?3
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