Add or Subtract the Rational Expressions

question 181

Multiple Choice

Add or subtract the rational expressions. Reduce the final answer.

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Definitions:

Phosphate

A chemical derivative of phosphoric acid, containing the phosphate ion, PO4^3-, which plays a significant role in biological molecules such as DNA and ATP.

Sulfur

A chemical element that is a nonmetal, yellow in color, with the atomic number 16, commonly found in minerals and used in various industrial processes.

Nitrogen

A chemical element with symbol N and atomic number 7, essential for all living organisms as it is a major component of amino acids and nucleic acids.

Kinetic Energy

The energy possessed by an object due to its motion, dependent on the object’s mass and velocity.