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