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Surds and Indices problems

  • 1. 
    The positive exponential function of
    a -3 a -4
    		is :
    a-5

  • Options
  • A. a2
  • B. 1 a3
  • C. 1 a4
  • D. 1 a2
    • Discuss
  • 2. 
    The value of (
    2 3
    		) 2/3 x (
    3 3
    		) is :
    3 2 2 2

  • Options
  • A. 64/3
  • B. 82/3
  • C. 62/3
  • D. 91/3
    • Discuss
  • 3. 
    The value of 12x2y4z3 ÷ (2xy2 × 3yz2) will be :

  • Options
  • A. 2xyz
  • B. xyz
  • C. 1 xyz
  • D. 2 xyz
    • Discuss
  • 4. 
    The value of
    x -2 y -4
    		÷
    y -2
    		is :
    x-3 . y-1 x-1

  • Options
  • A. y
  • B. 1 y
  • C. xy
  • D. 1 xy
    • Discuss
  • 5. 
    if ?4 × 43/2 ÷ 4-3 = 2x, the value of x will be :

  • Options
  • A. 16
  • B. 8
  • C. 12
  • D. 4
    • Discuss

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