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Big Ideas Math: Modeling Real Life, Grade 8
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Big Ideas Math: Modeling Real Life, Grade 8 View details
4. Zero and Negative Exponents
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Exercise 10 Page 339

To simplify the given exponential expression, we will use the definition of a negative exponent.

Negative Exponents

a^(- n)=1/a^n, for every nonzero number a

Let's evaluate the given expression using this definition.
7^(- 2)
NegExponentToFrac

a^(- m)=1/a^m

1/7^2
CalcPow

Calculate power

1/49
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arrow_right Try It p.338-339
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arrow_right Concepts, Skills, & Problem Solving p.341-342
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