HSN.RN.A.1 math practice. Learn by doing.

HSN.RN.A.1 practice covers explain how the definition of the meaning of rational exponents follows from extending the properties of integer exponents to those values. Work through 8 free questions with answers and explanations, then continue in the related math games.

Grade 91 mapped skills

What it covers

Skills aligned to HSN.RN.A.1

Rational exponents

Grade 915 questions

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8 free questions · 0/0 correct

Practice playeasy

Evaluate $27^{-1/3}$ .

$27^{-1/3} = \dfrac{1}{27^{1/3}} = \dfrac{1}{3}$ .

Practice playeasy

Simplify: $16^{1/2}$ .

$16^{1/2} = \sqrt{16} = 4$ .

Practice playeasy

Simplify: $27^{2/3}$ .

$27^{2/3} = (\sqrt[3]{27})^2 = 3^2 = 9$ .

Practice playeasy

Write $\sqrt[3]{x^2}$ as $x^{a/b}$ in lowest terms. What is $a$ ?

$\sqrt[3]{x^2} = x^{2/3}$ , so $a = 2$ .

Practice playeasy

Simplify: $25^{1/2}$ .

$25^{1/2} = \sqrt{25} = 5$ .

Practice playeasy

Simplify: $32^{2/5}$ .

$32^{2/5} = (\sqrt[5]{32})^2 = 2^2 = 4$ .

Practice playeasy

Write $\sqrt[5]{x^3}$ as $x^{a/b}$ in lowest terms. What is $b$ ?

$\sqrt[5]{x^3} = x^{3/5}$ , so $b = 5$ .

Practice playeasy

Evaluate $49^{1/2}$ .

$49^{1/2} = \sqrt{49} = 7$ .

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Tests that assess these skills:

NAEP NC EOG/EOC SAT SBAC VTCAP

Test reporting domains

SAT All grades: Advanced Math ACT All grades: Preparing for Higher Math STAAR Algebra I: Number and Algebraic Methods MAP Growth Math 6+: Number and Operations SBAC High School: Concepts and Procedures NAEP Grade 12: Number Properties and Operations

Nearby standards

HSN.CN.A.2 HSN.RN.A.2 All Common Core standards