Simplify the Expression $r ^ { - 3 }$ A) $r ^ { 1 / 3 }$

question 206

Multiple Choice

Simplify the expression. Write the result using positive exponents only.
- $r ^ { - 3 }$

• A) \(r ^ { 1 / 3 }\)
• B) \(\frac { 1 } { \mathrm { r } ^ { 3 } }\)
• C) \(- \frac { 1 } { r ^ { 3 } }\)
• D) \(- r ^ { 3 }\)

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