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Rational Exponents. Accelerated Algebra I Day 45. Do NOW. 1.) Simplify: 2.) Simplify:. 6.3 Extension – Rational Exponents. What does rational mean? What does it mean to have a “rational” exponent?. Rational Exponents. Radicals? What is a radical?. Rational Exponents.
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Rational Exponents Accelerated Algebra I Day 45
Do NOW • 1.) Simplify: • 2.) Simplify:
6.3 Extension – Rational Exponents • What does rational mean? • What does it mean to have a “rational” exponent?
Rational Exponents • Radicals? What is a radical?
Rational Exponents • What is a radical? • It is the square root sign. • Can be more than a “square” root.
Rational Exponents • = Exponents that are fractions • Example: The index is 2. • Example:
Rational Exponents The denominator becomes the index. The numerator becomes the exponent.
Rational Exponents The denominator becomes the index. The numerator becomes the exponent. You can pull the denominator inside
Radical Form • Write in radical form: • A.) • B.) • C.)
Exponential Form • Write in exponential form: • A.) • B.) • C.)
Simplify Radicals with calculator • Simplify – two ways: • A.) change to exponential: • B.) enter index in using MATH button:
Simplify without calculator • Multiply power to a power • A.)
Practice • 1st columns of worksheets 1 and 2 • Homework: worksheet #3