Evaluate the Expression $$\left( - \frac { 49 } { 36 } \right) ^ { - 1 / 2 }$$

question 146

Multiple Choice

Evaluate the expression.
- $$\left( - \frac { 49 } { 36 } \right) ^ { - 1 / 2 }$$

• A) \(\frac { 7 } { 6 }\)
• B) \(- \frac { 6 } { 7 }\)
• C) \(\frac { 49 } { 72 }\)
• D) not a real number

Understand the nomenclature and structural identification of ketones.

Compare the physical properties (such as boiling points) between different organic compounds (like ketones and ethers).

Recognize and name esters, and understand their functional group differences from ketones.

Understand the structural and functional differences between coelomates and pseudocoelomates.

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