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- Question
What should be added to 8(3x - 4y) to obtain 18x - 18y?
Options- A. 6x - 14y
- B. 14y + 6x
- C. 14y - 6x
- D. 6xy
- Correct Answer
- 14y - 6x
- 1. The distance between the points (7,7) and (k,-5) is 13. Find k?
Options- A. -2
- B. 4
- C. -4
- D. 2 Discuss
- 2. For triangle ABC, what would be the equation of median AD if co-ordinates of A, B and C are (-5,4), (-4,0) and (-2,2) respectively?
Options- A. 3x - 2y = -11
- B. 3x + 2y = 7
- C. 3x + 2y = -7
- D. 3x - 2y = 11 Discuss
- 3. Which of the following equations has real and distinct roots?
Options- A. 3x2 - 6x + 2 = 0
- B. 3x2 - 6x + 3 = 0
- C. x2 - 8x + 16 = 0
- D. 4x2 - 8x + 4 = 0 Discuss
- 4. If (4x - 3) - (2x + 1) = 4, then the value of x is
Options- A. 0
- B. 1
- C. 2
- D. 3 Discuss
- 5. If sec2A + cosec2A = X , then the value of X is
Options- A. tan2A cot2A
- B. sinA cosA
- C. secA cosecA
- D. sec2A cosec2A Discuss
- 6. What is the equation of the line whose y-intercept is 3/4 and making an angle of 45° with the positive x-axis?
Options- A. 4x - 4y = 3
- B. 4x - 4y = -3
- C. 3x - 3y = 4
- D. 3x - 3y = -4 Discuss
- 7. Which of the following numbers is completely divisible by 99?
Options- A. 57717
- B. 57627
- C. 55162
- D. 56982 Discuss
- 8. If 4(2x + 3) > 5 - x and 5x - 3(2x - 7) > 3x - 1, then x can take which of the following values?
Options- A. 6
- B. -1
- C. 5
- D. -6 Discuss
- 9. If tanA - tanB = X, then the value of X is
Options- A. (tanA + tanB)/(1 - tanAtanB)
- B. (tanA + tanB)/(1 + tanAtanB)
- C. (tanA - tanB)/(1- tanAtanB)
- D. (tanA - tanB)/(1 + tanAtanB) Discuss
- 10. What is the value of sec 330°?
Options- A. 2
- B. -2/?3
- C. -2
- D. 2/?3 Discuss
Simplification problems
Search Results
Correct Answer: 2
Correct Answer: 3x + 2y = -7
Correct Answer: 3x2 - 6x + 2 = 0
Correct Answer: 2
Correct Answer: sec2A cosec2A
Correct Answer: 4x - 4y = 3
Correct Answer: 57717
Correct Answer: 5
Correct Answer: (tanA - tanB)/(1 + tanAtanB)
Correct Answer: 2/?3
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