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Common Core Standard HSN-RN.A.2 Questions

Rewrite expressions involving radicals and rational exponents using the properties of exponents.

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Grade 9 Exponents CCSS: HSN-RN.A.2
Simplify: [math](32a^4b^2)/(8a^3b^2).[/math] Choose the best answer.
  1. [math]4ab^0[/math]
  2. [math]4a[/math]
  3. [math](4)/(16ab^4)[/math]
  4. [math]4ab^4[/math]
Grade 9 Exponents CCSS: HSN-RN.A.2
Simplify the expression: [math]-5y^3 + 2y^2 - 6y - 10y^2 + 10y^3 + y[/math]
  1. [math]5y^3 - 8y^2 - 5y[/math]
  2. [math]-5y^3 + 8y^2 + 5y[/math]
  3. [math]15y^3 + 12y^2 + 7y[/math]
  4. [math]-15y^3 - 12y^2 - 7y[/math]
Grade 9 Exponents CCSS: HSN-RN.A.2
Simplify [math](a)/(b^2) * (b^3)/(a).[/math]
  1. [math]a^2b^5[/math]
  2. [math]a^0b^1[/math]
  3. [math]b[/math]
  4. [math]b^3[/math]
Grade 11 Quadratic Equations CCSS: HSN-RN.A.2
Evaluate the expression.

[math](100)^(5/2)[/math]
  1. [math](root5 32)^2[/math]
  2. [math](root2 100)^5 = 100,000[/math]
  3. [math](root5 100)^2[/math]
  4. [math](10^2)^5 = 10^10 = 10,000,000,000[/math]
Grade 10 Exponents CCSS: HSN-RN.A.2
Express the following in simplest radical form using only one radical sign.

[math]9^(1/2)*x^(3/2)*y^(5/4)[/math]
  1. [math]9sqrt(x^3y^(5/2))[/math]
  2. [math]3sqrt(x^3y^(5))[/math]
  3. [math]3sqrt(x^3y^(5/2))[/math]
  4. [math]sqrt(9x^3y^(5))[/math]
Grade 11 Radicals CCSS: HSN-RN.A.2
Express with fractional exponents.

[math]root3(25^2)[/math]
  1. [math]25^(2/3)[/math]
  2. [math]5^(3)[/math]
  3. [math]root()(25^(3)[/math]
  4. [math]25^(3/2)[/math]
Grade 10 Exponents CCSS: HSN-RN.A.2
Express the following in simplest radical form using only one radical sign.
[math]27^(1/3)*x^(4/5)*y^(2/5)*z^(1/5)[/math]
  1. [math]3root5(x^4y^2z)[/math]
  2. [math]27root15(x^4y^2z)[/math]
  3. [math]root5(3x^4y^2z)[/math]
  4. [math]1/(3root5(x^4y^2z))[/math]
Grade 10 Exponents CCSS: HSN-RN.A.2
An oval is [math]1/2 root(5)(x^2y^3)[/math] meters long. If a Kara completes [math]5 root(3)(x^2y)[/math] laps, how many meters has she run? Give your answer in simplified radicals.
  1. [math]5/2x root(15)(xy^14)[/math]
  2. [math]5/2x root(3)(xy^14)[/math]
  3. [math]5 root(3)(xy^30)[/math]
  4. [math]2x root(15)(xy^14)[/math]
Grade 10 Exponents CCSS: HSN-RN.A.2
What is the ratio of [math]3 root(3)(x^2) sqrt(y^3)[/math] to [math]4 sqrt(x^3) root(3)(y^2)[/math] in the form __:1? Your answer should be in the form of a radical.
  1. [math]3y^(5/6):4x^(5/6)[/math]
  2. [math](3y^(5/6))/(4x^(5/6)):1[/math]
  3. [math](3root(6)(y^5))/(4root(6)(x^5)):1[/math]
  4. [math]3root(6)(y^5):4root(6)(x^5) [/math]
Grade 11 Radicals CCSS: HSN-RN.A.2
If a field is [math]3 root(5)(x^8)[/math] units long and it is divided into [math]12 root(3)(x^4)[/math] segments, how long is each segment?
  1. [math]1/4 sqrt(x^4)[/math]
  2. [math]-9 root(2)(x^4)[/math]
  3. [math]1/4 root (15)(x^4)[/math]
  4. [math]1/4 root(5/3)(x^2)[/math]
Grade 11 Radicals CCSS: HSN-RN.A.2
If a field is [math]5 root(3)(x^2)[/math] units long and it is divided into [math]10 root(4)(x^5)[/math] segments, how long is each segment?
  1. [math]2x^(7/12)[/math]
  2. [math]1/(2x^(7/12))[/math]
  3. [math]2x^(-7/12)[/math]
  4. [math]1/(1/2x^(7/12))[/math]
Grade 11 Radicals CCSS: HSN-RN.A.2
Write the ratio of [math]4 root(3)(x^4)[/math] to [math]2sqrt(x^5)[/math] in the form __:1.
  1. [math]8 root(6)(x^9):1[/math]
  2. [math]4 root(3)(x^4):2sqrt(x^5) [/math]
  3. [math]2 root(6)(x^7):1[/math]
  4. [math]1/(2 root(6)(x^7)):1[/math]
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