Big Ideas Math: Modeling Real Life, Grade 8
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4. Zero and Negative Exponents
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Exercise 14 Page 341

What does the definition of a zero exponent say?

1

Practice makes perfect
To simplify the given exponential expression, we will use the definition of a zero exponent.

Zero Exponents

a^0=1, for every nonzero number a

Let's evaluate the given expression using this definition. 158^0 ⇔ 1