Big Ideas Math: Modeling Real Life, Grade 8
BI
Big Ideas Math: Modeling Real Life, Grade 8 View details
4. Zero and Negative Exponents
Continue to next subchapter

Exercise 1 Page 338

What does the definition of a negative exponent say?

1/16

Practice makes perfect
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.
4^(- 2)
1/4^2
1/16