Ece Mathematics

10 Questions | Total Attempts: 2924

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Ece Mathematics

Priority Level: High (ECE)


Questions and Answers
  • 1. 
    If f(x) = 4x3 - 4x+ 10, then f(-2) = 
    • A. 

      26

    • B. 

      -38

    • C. 

      10

    • D. 

      38

  • 2. 
    Which of these values of x satisfies the inequality -7x + 6 ≤ -8 
    • A. 

      -2

    • B. 

      0

    • C. 

      -7

    • D. 

      2

  • 3. 
    The inequality corresponding to the statement:"the price is no less than 100 Dollars" is 
    • A. 

      X < 100

    • B. 

      X ≥ 100

    • C. 

      X ≤ 100

    • D. 

      X > 100

  • 4. 
    What is the slope of the line perpendicular to the line y = -5x + 9? 
    • A. 

      5

    • B. 

      -5

    • C. 

      1/5

    • D. 

      -1/5

  • 5. 
    Which property is used to write:3(xy) = (3x)y? 
    • A. 

      Commutative property of multiplication

    • B. 

      Multiplicative inverse property

    • C. 

      Distributive propery

    • D. 

      Associative property of multiplication

  • 6. 
    The domain of the function f(x) = √(6 - 2x) is given by
    • A. 

      X ≤ 3

    • B. 

      X > 0

    • C. 

      X ≥ 6

    • D. 

      X ≤ 6

  • 7. 
    The lines y = 2x and 2y = - x are
    • A. 

      Parallel

    • B. 

      Perpendicular

    • C. 

      Horizontal

    • D. 

      Vertical

  • 8. 
    The equation |-2x - 5| - 3 = k has no solution if k =
    • A. 

      -5

    • B. 

      -3

    • C. 

      7

    • D. 

      0

  • 9. 
    Which of these relations DOES NOT represent a function?
    • A. 

      (2,3),(-4,3),(7,3)

    • B. 

      (0,0),(-1,-1),(2,2)

    • C. 

      (2,3),(-5,3),(2,7)

    • D. 

      (-1,3),(-5,3),(-9,0)

  • 10. 
    Which of these points DOES NOT lie on the graph of y = -x + 3?
    • A. 

      (2,2)

    • B. 

      (9,-6)

    • C. 

      (3,0)

    • D. 

      (-2,5)