Which Numbers in the Following Set Are Irrational Numbers $$\left\{ \frac { 1 } { 9 } , 7 , \sqrt { 7 } , \pi , - 0.4 \right\}$$

question 52

Multiple Choice

Which numbers in the following set are irrational numbers? $$\left\{ \frac { 1 } { 9 } , 7 , \sqrt { 7 } , \pi , - 0.4 \right\}$$

• A) \(\sqrt { 7 } , \pi\)
• B) \(\sqrt { 7 } , \pi , - 0.4\)
• C) \(\frac { 1 } { 9 } , 7 , \sqrt { 7 } , \pi , - 0.4\)
• D) \(\frac { 1 } { 9 } , 7 , - 0.4\)

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Definitions:

Conditioned Response

A learned response to a previously neutral stimulus that has become associated with an unconditioned stimulus through conditioning.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired: a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.

Learned Reaction

A behavior or response that has been acquired through experience or conditioning.

Learning

The process of acquiring new understanding, knowledge, behaviors, skills, values, or preferences through study, experience, or teaching.