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How much do you know about Powers and Roots?
Contributed by: Cribby
  • 1. Write the multiplication using an exponent.


    3 x 3 x 3 x 3 x 3
A) 15
B) I DON'T KNOW
C) 53
D) 35
E) 243
  • 2. Write the multiplication using an exponent.


    y • y • y
A) y • 3
B) 3y
C) 3y
D) I DON'T KNOW
E) y3
  • 3. Evaluate the square.


    72
A) 72
B) 27
C) 49
D) I DON'T KNOW
E) 14
  • 4. Evaluate the square.


    42
A) I DON'T KNOW
B) 6
C) 8
D) 16
E) 24
  • 5. Evaluate the cube.


    63
A) 216
B) I DON'T KNOW
C) 18
D) 36
E) 9
  • 6. Evaluate each power of 10.



    104
A) I DON'T KNOW
B) 100,000
C) 10,000
D) 40
E) 1,000
  • 7. Evaluate each power of 10.



    107
A) 1,000,000
B) 10,000,000
C) 70
D) 100,000,000
E) I DON'T KNOW
  • 8. Evaluate the square root.

    ____
    √ 64
A) 32
B) 82
C) 8 x 8
D) 8
E) I DON'T KNOW
  • 9. Evaluate the square root.

    ____
    √ 25
A) I DON'T KNOW
B) 12.5
C) 52
D) 5
E) 5 x 5
  • 10. Estimate what two consecutive numbers this square root is between.

    ____
    √ 73
A) 73 and 74
B) I DON'T KNOW
C) 8 and 10
D) 72 and 73
E) 8 and 9
  • 11. Estimate what two consecutive numbers this square root is between.

    ____
    √ 31
A) 5 and 6
B) 31 and 32
C) 30 and 31
D) 4 and 7
E) I DON'T KNOW
  • 12. Estimate the square root to the nearest thousandth.

    ____
    √ 48
A) 7.014
B) 7.015
C) I DON'T KNOW
D) 6.927
E) 6.928
  • 13. Estimate the square root to the nearest thousandth.

    ____
    √ 89
A) 9.501
B) 9.433
C) I DON'T KNOW
D) 9.502
E) 9.434
  • 14. Evaluate each cube root.


    3 ____
    √ 125
A) 5
B) I DON'T KNOW
C) 42
D) 25
E) 375
  • 15. Evaluate each cube root.


    3 ____
    √ 27
A) 9
B) I DON'T KNOW
C) 81
D) 13.5
E) 3
  • 16. Write the number in scientific notation.


    36,000,000
A) I DON'T KNOW
B) 36 x 106
C) 36 x 1,000,000
D) 3.6 x 107
E) 3.6 x 10,000,000
  • 17. Write the number in scientific notation.


    80,900,000,000
A) 80.9 x 108
B) 8.09 x 1010
C) 80.9 x 100,000,000
D) I DON'T KNOW
E) 809 x 107
  • 18. Evaluate the cube


    43
A) 64
B) 48
C) 7
D) 12
E) I DON'T KNOW
  • 19. Write the number in standard form.


    5.7 x 106
A) I DON'T KNOW
B) 570,000,000
C) 5.700006
D) 5,700,000
E) 57,000,000
  • 20. Write the number in standard form.


    7.34 x 105
A) I DON'T KNOW
B) 734,000
C) 7.340005
D) 73,400,000
E) 7.345
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