A System of Equations May Have a Unique Solution, an Infinite

question 102

Multiple Choice

A system of equations may have a unique solution, an infinite number of solutions, or no solution. Use matrices to find the general solution of the following system, if a solution exists.

• A) , ,
• B) , ,
• C) , ,
• D) , , for any real number of z.
• E) no solution

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Definitions:

Extinction

In psychology, the gradual weakening and eventual disappearance of a conditioned response when the conditioned stimulus is no longer paired with the unconditioned stimulus.

Reinforcement

In behavior psychology, a consequence that will strengthen an organism's future behavior whenever that behavior is preceded by a specific antecedent stimulus.

Operant Conditioning

The method of transforming behavior intensity by administering either reinforcements or punishments.

Shaping

A method of training by which successive approximations toward a desired behavior are reinforced.