What is the rule for rewriting a negative exponent as a positive exponent?
Learn to evaluate an expression with a negative rational power in denominator
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Mathematics
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11th Grade - University
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Hard
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The video tutorial explains how to evaluate expressions with rational exponents, focusing on converting negative exponents to positive ones. It demonstrates the process using the example of 81 raised to the 3/4 power, showing how to simplify the expression by rewriting 81 as a power of 3. The tutorial concludes with the final result of the evaluation.
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you express 81 using exponents?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the result of raising 9 squared to the 3/4 power?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you rewrite 81 as a power of 3?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the final value obtained after evaluating the expression with the rational exponent?
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