Simplify Assume All Variables Represent Nonnegative Values $\sqrt { \frac { 63 a ^ { 2 } b } { c ^ { 2 } } }$

question 270

Multiple Choice

Simplify. Assume all variables represent nonnegative values.
- $\sqrt { \frac { 63 a ^ { 2 } b } { c ^ { 2 } } }$

• A) \(\frac { 9 a \sqrt { 7 b } } { c }\)
• B) \(\frac { 3 a \sqrt { 7 b } } { c }\)
• C) \(\frac { 3 \sqrt { 7 a ^ { 2 } b } } { c }\)
• D) \(\frac { a \sqrt { 63 b } } { c }\)

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Definitions:

Standard Deviation

A statistic that quantifies the amount of variation or dispersion of a set of data values.

Normally Distributed

Describes a distribution of data that follows the normal distribution curve, characterized by a bell shape and equal mean, median, and mode.

Life Expectancy

The average period that an organism, especially a human, is expected to live based on demographic factors.

Mean

The arithmetic average of a set of numbers, found by dividing the sum of these numbers by the count of the numbers in the set.