Use the Properties of Exponents to Simplify the Expression $y ^ { 5 / 9 } \left( y ^ { 2 / 9 } - 5 y ^ { 3 / 9 } \right)$

question 14

Multiple Choice

Use the properties of exponents to simplify the expression. Write with positive exponents.
- $y ^ { 5 / 9 } \left( y ^ { 2 / 9 } - 5 y ^ { 3 / 9 } \right)$

• A) \(y ^ { 7 / 9 } - 5 y ^ { 8 / 9 }\)
• B) \(\mathrm { y } ^ { 10 / 81 } - 5 \mathrm { y } ^ { 15 / 81 }\)
• C) \(y ^ { 5 / 2 } - 5 y ^ { 5 / 3 }\)
• D) \(y ^ { 3 / 9 } - 5 y ^ { 2 / 9 }\)

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Definitions:

Frequency

The rate at which a repeated event occurs, such as the number of times an event happens in a given period.

Flu Vaccination

A vaccine that protects against influenza, a contagious respiratory illness caused by influenza viruses.

Placebo

An inert substance or treatment given to a control group in experiments to compare effects with those of actual treatments.

Vaccinated

The state of having received a vaccine to produce immunity against a specific disease.