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  • Question

  • If cot(A/2) = x, then x is equal to


  • Options
  • A. tanA/(1 + secA)
  • B. 1/(secA + cotA)
  • C. tanA/(1 + cosecA)
  • D. 1/(cosecA - cotA)

  • Correct Answer
  • 1/(cosecA ­- cotA) 

    • Tags: Bank Exams

    Simplification problems

    Search Results

    • 1. If cos 45° - sec 30° = x, then value of x is

    • Options
    • A. (1+?2)/2
    • B. (2?2?3)/2
    • C. (?32?2)/?6
    • D. 4/?3
      • Discuss
    • 2. If 1/(1 + cosA) + 1/(1 - cosA) = x , then value of x is

    • Options
    • A. 2sec2A
    • B. 2cosecA
    • C. 2cosec2A
    • D. 2secA
      • Discuss
    • 3. In ?PQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If S divides PQ in the ratio 4:1 and length of QR is 15 cm,what is the length of ST?

    • Options
    • A. 3 cm
    • B. 5 cm
    • C. 12 cm
    • D. 10 cm
      • Discuss
    • 4. Which of the following is not a quadratic equation?

    • Options
    • A. 3x(x + 5) 11 = 2x(x - 2) + 6
    • B. 4x(x + 3) + 7 = 4x(x - 11) + 9
    • C. x(x + 2) 15 = x(2x - 5) + 11
    • D. 4x - 6x + 9 = 0
      • Discuss
    • 5. What will be the roots of the quadratic equation x2 - 25x + 156 = 0 ?

    • Options
    • A. 12, 13
    • B. 25, 1
    • C. 9, 16
    • D. 31, 6
      • Discuss
    • 6. What is the slope of the line, parallel to the line 3x - 6y = 4?

    • Options
    • A. -1/2
    • B. 1/2
    • C. 2
    • D. -2
      • Discuss
    • 7. Reduce 3596 / 4292 to lowest terms.

    • Options
    • A. 29/37
    • B. 17/43
    • C. 31/37
    • D. 19/23
      • Discuss
    • 8. If cot 60° + cosec 60° = x, then the value of x is

    • Options
    • A. (1-2?2)/?2
    • B. (?3-4)/2?3
    • C. 1
    • D. ?3
      • Discuss
    • 9. If ?[(1 - cosA)/2] = x, then the value of x is

    • Options
    • A. cos(A/2)
    • B. tan(A/2)
    • C. sin(A/2)
    • D. cot(A/2)
      • Discuss
    • 10. If 1 + secA = x, then the value of x is

    • Options
    • A. sinAtanA/(1 + cosA)
    • B. ?[sinAtanA/(1 - cosA)]
    • C. sinAtanA/(1 - cosA)
    • D. ?[sinAtanA/(1 + cosA)]
      • Discuss

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