Chapter 7.2(c) Rational Exponents.notebook
1
April 03, 2017
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Bellwork:
Solve by factoring
1) x2 8x + 16 = 0 2) 9m2 25
3) Write the equation of the line parallel to y = 3x + 4 that passes through the point (5, 2).
Simplify. Leave only positive exponents.
4) 5)
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Homework Questions???
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Chapter 7.2(c) Rational Exponents
Use rational exponents to simplify radical expressions
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Some radical expressions are easier to simplify if we write them with rational exponents and then simplify.
Rational Exponents to Simplify Radical Expressions
Start with writing the expression with rational exponents
Use exponent properties to simplify
Convert back to radical notation.
Example:
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1) Use rational exponents to simplify. Assume that the variables represent positive numbers.
a.
b.
c.
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2) Use rational exponents to simplify. Assume that the variables represent positive numbers.
a.
b.
c.
Chapter 7.2(c) Rational Exponents.notebook
2
April 03, 2017
Mar 217:59 AM
We can also use rational exponents to write radical expressions as a single radical.
3) Use rational exponents to write as a single exponent.
a.
b.
c.
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4) Use rational exponents to write as a single exponent.
a.
b.
c.
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Find My Mistake
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Homework
Chapter 7.17.2 Practice Quiz
Apr 312:23 PM Apr 312:23 PM