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Eighth Grade (Grade 8) Exponents Questions

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Grade 8 Exponents
Express using exponents: [math]5^9 xx 5^3[/math]
  1. [math]5^3[/math]
  2. [math]5^9[/math]
  3. [math]5^12[/math]
  4. [math]5^2[/math]
Grade 8 Exponents
Grade 8 Exponents
Grade 8 Exponents
Which of these is equivalent to [math]4^-3?[/math]
  1. [math]1/4 * 1/4 * 1/4[/math]
  2. [math]-4 *-4 * -4[/math]
  3. [math]3^4[/math]
  4. 12
Grade 8 Exponents
Simplify: [math]4x^3 * x^3[/math]
  1. [math]x^6[/math]
  2. [math]4x^6[/math]
  3. [math]4^6[/math]
  4. [math]4x^9[/math]
Grade 8 Exponents
Simplify: [math](14w^6)/(7w^2)[/math]
  1. [math]7w^4[/math]
  2. [math]2w^8[/math]
  3. [math]7w^16[/math]
  4. [math]2w^4[/math]
Grade 8 Exponents
Which of the following is equivalent to [math]h^8/h^3[/math]?
  1. [math]h^4[/math]
  2. [math]h^11[/math]
  3. [math]h^24[/math]
  4. [math]h^5[/math]
Grade 8 Exponents
Simplify: [math]m^3 * m^4[/math]
  1. [math]m^12[/math]
  2. [math]m^7[/math]
  3. [math]m^-1[/math]
  4. 7m
Grade 8 Exponents
In the year 2000, Los Angeles, CA had a population of about 3,700,000 people. What is this number in scientific notation?
  1. 3.7 x [math]10^-6[/math]
  2. 3.7 x [math]10^-5[/math]
  3. 3.7 x [math]10^5[/math]
  4. 3.7 x [math]10^6[/math]
Grade 8 Exponents
What is the expression of the following using exponents?

[math]2*2*2*2[/math]
  1. [math]2^4[/math]
  2. [math]2*4[/math]
  3. [math]4*2[/math]
  4. [math]4^2[/math]
Grade 8 Exponents
Convert to scientific notation.

321.45
  1. [math]3.2145xx10^2[/math]
  2. [math]3.2145xx10^6[/math]
  3. [math]3.2145xx10^8[/math]
  4. None of the above
Grade 8 Exponents
Grade 8 Exponents
The term that is raised to the exponent
  1. trinomial
  2. base
  3. simplify
  4. variable
Grade 8 Exponents CCSS: 8.EE.A.1
Grade 8 Exponents
Grade 8 Exponents CCSS: 8.EE.A.1
[math](5^2)^3=[/math]
  1. [math]5^5[/math]
  2. [math]5^6[/math]
  3. [math]5^8[/math]
  4. [math]125[/math]
Grade 8 Exponents
Simplify the following expression (No negative exponents):
[math](3x^6y^3)^3[/math]
  1. [math]6x^9y^6[/math]
  2. [math]9x^9y^9[/math]
  3. [math]9x^18y^9[/math]
  4. [math]27x^18y^9[/math]
Grade 8 Exponents CCSS: 8.EE.A.1
Solve.
[math]4^16[/math] multiplied by [math]4^20[/math]
  1. [math]4^36[/math]
  2. [math]4^16[/math]
  3. [math]4^320[/math]
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