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  • Question
  • In ?XYZ measure of angle Y is 90 deg. If cosecX = 13/12, and XY = 1cm, then what is the length ( in cm ) of side YZ?


  • Options
  • A. 2.6
  • B. 1.5
  • C. 2.4
  • D. 2

  • Correct Answer
  • 2.4 

  • Tags: Bank Exams

    Simplification problems


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    • 1. If cos3A = X, then value of X?

    • Options
    • A. 4cos3A - 3cosA
    • B. 4cos3A + 3cosA
    • C. 3cosA - 4cos3A
    • D. cosA + 4cos3A
    • Discuss
    • 2. What is the area of the sector whose central angle is 90° and radius of the circle is 14 cm?

    • Options
    • A. 308 sq cm
    • B. 77 sq cm
    • C. 154 sq cm
    • D. 231 sq cm
    • Discuss
    • 3. If 5x - 40 = 3x, then the numerical value of 2x - 11 is

    • Options
    • A. 29
    • B. 39
    • C. 19
    • D. 9
    • Discuss
    • 4. 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
    • 5. The line passing through (-2,5) and (6,b) is perpendicular to the line 20x + 5y = 3. Find b?

    • Options
    • A. -7
    • B. 4
    • C. 7
    • D. -4
    • Discuss
    • 6. XYZ is a right angled triangle and ?Y = 90°. If XY = 2.5 cm and YZ = 6 cm then the circumradius of ?XYZ is

    • Options
    • A. 6.5 cm
    • B. 3.25 cm
    • C. 3 cm
    • D. 2.5 cm
    • Discuss
    • 7. If x + 1/x = 6, then value of x2 + 1/x2 is

    • Options
    • A. 23
    • B. 16
    • C. 34
    • D. 32
    • Discuss
    • 8. If 14/3 + (1/2)(x - 7/3) = -2x/3, then the value of x is?

    • Options
    • A. -3
    • B. 3
    • C. -6
    • D. 6
    • Discuss
    • 9. What is the equation of a line of slope 1/3 and y-intercept 5?

    • Options
    • A. x - 3y = -15
    • B. x - 3y = 15
    • C. x + 3y = -15
    • D. x + 3y = 15
    • Discuss
    • 10. The value of cosec260 + sec260 cot260 + tan230 will be

    • Options
    • A. 5
    • B. 5 1/2
    • C. 5 1/3
    • D. 5 2/3
    • Discuss


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