Negative Exponents (Grade 8)
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Negative Exponents
1.
What is [math]3^-3[/math]?
- [math]1/27[/math]
- [math]1/9[/math]
- [math]27/1[/math]
- [math]9[/math]
2.
Which of the following is NOT the same as [math]2^-3[/math]?
- [math]8[/math]
- [math]0.125[/math]
- [math]1/8[/math]
- [math]1/2^3[/math]
3.
[math]1/32[/math] can also be written which way?
- [math]2^-3[/math]
- [math]2^-4[/math]
- [math]2^-5[/math]
- [math]2^-6[/math]
4.
[math]5^-3 = [/math]
- 25
- 125
- [math]1/25[/math]
- [math]1/125[/math]
5.
[math]3^2 xx 3^-5 = [/math]
- [math]3^3[/math]
- [math]3^-3[/math]
- [math]3^7[/math]
- [math]3^-7[/math]
6.
[math]4^3 xx 4^-4 = [/math]
- [math]4[/math]
- [math]1/4[/math]
- [math]1/4^7[/math]
- [math]1/4^12[/math]
7.
[math]3^-3/3^-2 = [/math]
- [math]3[/math]
- [math]9[/math]
- [math]1/3[/math]
- [math]1/9[/math]
8.
[math]10^2/10^-3 = [/math]
- 1,000
- 10,000
- 100,000
- 1,000,000
9.
Which of the following is true?
- [math]10^0 < 10^-3[/math]
- [math]2^-3 < 3^-2[/math]
- [math]7^-2 < 7^-3[/math]
- [math]6^-2<6^-1[/math]
10.
Which one of the following is true?
- [math]4^-2 < 4^-3[/math]
- [math]5^-2 > 2 ^ -5[/math]
- [math](-2)^4 = 2^-4[/math]
- [math]5^2(5)^-2>2^5(2)^-5[/math]
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