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Wintringham Indices Level 8
  • 1. Simplify x-3/4
A) 3/4√x
B) 1/(3√x)4
C) 1/(4√x)3
D) (-4√x)3
  • 2. Simplify a3/8
A) (8√a)3
B) (3√a)8
C) 8a3
D) 8√a3
  • 3. Evaluate 16-1/4
A) -2
B) -65536
C) -1/2
D) 1/2
  • 4. Evaluate 253/2
A) 150
B) -125
C) 37.5
D) 125
  • 5. Evaluate 1-2/3
A) 1
B) 12/3
C) -1
D) 0
  • 6. Express (4√4)3 as a fractional power
A) 44/3
B) 43/4
C) 4-3/4
D) 47
  • 7. Evaluate (84/3)2
A) 266
B) 32
C) -256
D) 256
  • 8. Express (9√x)2 as a fractional power
A) x9/2
B) x-2/9
C) (9x)2
D) x2/9
  • 9. Simplify d-3/4
A) 3/4√d
B) d-6/8
C) 1/(4√d)3
D) 1/(3√d)4
  • 10. Evaluate 7-1
A) -1/7
B) -7
C) 7/1
D) 1/7
  • 11. Evaluate 3-3
A) 1/3
B) 1/9
C) -9
D) -3
  • 12. Evaluate 271/3
A) -3
B) 1/27
C) 9
D) 3
  • 13. Evaluate 1252/3
A) 25
B) -25
C) -125
D) 5
  • 14. Evaluate 343-2/3
A) 49
B) 1/49
C) 7
D) -49
  • 15. Evaluate 144-1/2
A) 12
B) -12
C) 12/1
D) 1/12
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