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  • Question
  • What is the value of (4a2 - 9b2 )/(2a + 3b) is


  • Options
  • A. 2a - 3b
  • B. 2a + 3b
  • C. 2a
  • D. 3b

  • Correct Answer
  • 2a - 3b 

  • Tags: AIEEE, Bank Exams, CAT

    Simplification problems


    Search Results


    • 1. If 4x - 5(2x - 1) > 2x + 3 > 2 - 3x; then x can take which of the following values?

    • Options
    • A. 1
    • B. 0
    • C. 2
    • D. 3
    • Discuss
    • 2. If x - y = -9 and xy = -20, then find x2 + y2 ?

    • Options
    • A. 61
    • B. 41
    • C. 81
    • D. 51
    • Discuss
    • 3. Coefficient of x in (x + 9)(8 - 5x) is

    • Options
    • A. 37
    • B. -53
    • C. -37
    • D. 53
    • Discuss
    • 4. If one more cobbler is hired the output of a shoe making unit will increase from 50 pairs of shoes to 55 pairs per day, but then the shoe making unit will have to reduce the price of a pair of shoes from Rs 3200 to Rs 3000 per pair to sell the additional output, the marginal revenue product of the last cobbler is

    • Options
    • A. Rs 1000
    • B. Rs 5000
    • C. Rs 4000
    • D. Rs 200
    • Discuss
    • 5. 6.651 - (148.6 - x ) - 57.22 = 6.098. Find x.

    • Options
    • A. 205.267
    • B. 90.827
    • C. -91.933
    • D. 218.569
    • Discuss
    • 6. Given: 6x + 2(6-x) > 2x -2 < 5x/2 - 3x/4; then x can take which of the following values?

    • Options
    • A. 9
    • B. -8
    • C. 5
    • D. -9
    • Discuss
    • 7. Expanded and simplification of (x + 3)(x - 1) will be equal to

    • Options
    • A. x2+ 2x - 3
    • B. x2 + 3x + 2
    • C. x2 - 2x + 3
    • D. x2 + 3x - 2
    • Discuss
    • 8. If sinC + sinD =X, then the value of X is?

    • Options
    • A. 2cos[(C+D)/2]sin[(C-D)/2]
    • B. 2sin[(C+D)/2]cos[(C-D)/2]
    • C. 2cos[(C+D)/2]cos[(C-D)/2]
    • D. 2sin[(C+D)/2]sin[(D-C)/2]
    • Discuss
    • 9. Find co-ordinates of the mid point of the segment joining points C (3,-5) and D (-7,3).

    • Options
    • A. (-2, -1)
    • B. (5, -4)
    • C. (-5, 4)
    • D. (2, 1)
    • Discuss
    • 10. A line passing through the origin perpendicularly cuts the line 2x + 3y = 6 at point M. Find M?

    • Options
    • A. (6/11, 9/11)
    • B. (6/7, 9/7)
    • C. (6/11, -9/11)
    • D. (-6/7, 9/7)
    • Discuss


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