Discussion
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- Question
If 8x/3 + [7(5 - 2x/3)]/2 = 1/2 , then what is the value of x?
Options- A. -17
- B. 51
- C. -51
- D. 17
- Correct Answer
- -51
- 1. The point R(a,b) is first reflected in origin to R1 and R1 is reflected in X-axis to (-5,1). The co-ordinates of point R are?
Options- A. (5,-1)
- B. (-1,5)
- C. (1,-5)
- D. (5,1) Discuss
- 2. What is the value of tan 7?/6?
Options- A. 1/?3
- B. -1/?3
- C. ?3
- D. -?3 Discuss
- 3. (secA - 1)/(secA + 1) is equal to?
Options- A. (1 - sinA)/(1 + sinA)
- B. (1 + cosA)/(1 - cosA)
- C. (1 + sinA)/(1 - sinA)
- D. (1 - cosA)/(1 + cosA) Discuss
- 4. Given: 5x -3(2x-7) > 3x - 1 < 7 + 4x; then x can take which of the following values?
Options- A. 6
- B. 9
- C. -6
- D. -9 Discuss
- 5. Coefficient of x2 in (x + 9)(6 - 4x)(4x - 7) is
Options- A. 216
- B. -4
- C. -92
- D. 108 Discuss
- 6. If a - b = -1 and ab = 6, then what is the value of a3- b3 ?
Options- A. 33
- B. -19
- C. 18
- D. 35 Discuss
- 7. What is the reflection of the point (2, 3) in the line y = 4?
Options- A. (2, 5)
- B. (2, -5)
- C. (-2, -5)
- D. (-2, 5) Discuss
- 8. What is the equation of a line having a slope -1/3 and y-intercept equal to 6?
Options- A. x + 3y = 18
- B. x - 3y = 6
- C. x + 3y = -18
- D. x - 3y = -6 Discuss
- 9. What is the value of Sin 60° + (1/2)Cosec 45°?
Options- A. (?3 + 2)/2
- B. (?3 + ?2)/?2
- C. (?3 + 2)/?2
- D. (?3 + ?2)/2 Discuss
- 10. ? LMN is right angled at M. If m ?N = 45 ° . What is the length (in cm) of MN, if NL = 6?2 cm?
Options- A. 3
- B. 4
- C. 2
- D. 6 Discuss
Simplification problems
Search Results
Correct Answer: (5,1)
Correct Answer: 1/?3
Correct Answer: (1 - cosA)/(1 + cosA)
Correct Answer: -6
Correct Answer: -92
Correct Answer: -19
Correct Answer: (2, 5)
Correct Answer: x + 3y = 18
Correct Answer: (?3 + ?2)/2
Correct Answer: 6
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