Find the Root $\sqrt [ 4 ] { 16 x ^ { 8 } y ^ { 16 } }$

question 253

Multiple Choice

Find the root. Assume that all variables represent nonnegative real numbers.
- $\sqrt [ 4 ] { 16 x ^ { 8 } y ^ { 16 } }$

• A) \(2 x ^ { 2 } y ^ { 4 }\)
• B) \(4 x ^ { 4 } y ^ { 2 }\)
• C) \(2.497 x ^ { 2 } y ^ { 4 }\)
• D) not a real number

---

Definitions:

Total Variation

The sum of squared differences between individual observations and the overall mean of a data set.

Dependent Variable

The variable in an experiment or study that is expected to change in response to changes in the predictor variables.

Independent Variable

In experimental and observational studies, it's the variable that is manipulated or categorized to observe its effect on the dependent variable.

Standard Error of the Estimate

A measure that indicates the accuracy with which a regression line represents the data points.