Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.
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Transcript of Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.
![Page 1: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/1.jpg)
Algebra IIAlgebra II6.1: Evaluate nth Roots and 6.1: Evaluate nth Roots and
Use Rational ExponentsUse Rational Exponents
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Simplify the expression.Simplify the expression.
![Page 3: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/3.jpg)
Simplify the expression.Simplify the expression.
![Page 4: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/4.jpg)
Simplify the expression.Simplify the expression.
![Page 5: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/5.jpg)
Simplify the expression.Simplify the expression.
![Page 6: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/6.jpg)
Finding real Finding real nnth roots of th roots of a.a.
If If bbnn = = aa, then , then bb is an is an nnth root th root of of aa..
Don’t forget about for even Don’t forget about for even roots.roots.2222 = 4 and (-2) = 4 and (-2)22 = 4, therefore = 4, therefore
the 2the 2ndnd root of 4 would be 2. root of 4 would be 2.
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Examples: Find the indicated Examples: Find the indicated realreal nnth root(s) of th root(s) of a a without without
using a calculator.using a calculator.1.) 1.) nn = 3, = 3, aa = -64 = -64
2.) 2.) nn = 3, = 3, aa = 216 = 216
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Examples: Find the indicated Examples: Find the indicated realreal nnth root(s) of th root(s) of a a without without
using a calculator.using a calculator.3.) 3.) nn = 4, = 4, aa = -16 = -16
4.) n = 4, a = 814.) n = 4, a = 81
![Page 9: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/9.jpg)
Examples: Find the indicated Examples: Find the indicated realreal nnth root(s) of th root(s) of a a without without
using a calculator.using a calculator.5.) 5.) nn = 5, = 5, aa = 0 = 0
6.) n = 5, a = 2436.) n = 5, a = 243
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Rational Exponents – Key Rational Exponents – Key ConceptConcept
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Rewrite the expression Rewrite the expression using rational exponent using rational exponent
notation.notation.
![Page 12: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/12.jpg)
Rewrite the expression Rewrite the expression using radical notation.using radical notation.
![Page 13: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/13.jpg)
Evaluate the expression Evaluate the expression without using a calculator.without using a calculator.
![Page 14: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/14.jpg)
Evaluate the expression Evaluate the expression without using a calculator.without using a calculator.
![Page 15: Algebra II 6.1: Evaluate nth Roots and Use Rational Exponents.](https://reader036.fdocuments.in/reader036/viewer/2022082402/5a4d1b127f8b9ab059990091/html5/thumbnails/15.jpg)
Evaluate the expression using a Evaluate the expression using a calculator. Round to the nearest calculator. Round to the nearest
hundredth.hundredth.