Determine Whether $f$ Is Even, Odd, or Neither $$f ( x ) = \frac { 4 x ^ { 2 } } { x ^ { 4 } + 5 }$$

question 175

Short Answer

Determine whether $f$ is even, odd, or neither.
$$f ( x ) = \frac { 4 x ^ { 2 } } { x ^ { 4 } + 5 }$$

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Definitions:

Placebo Effect

is a beneficial effect produced by a placebo drug or treatment, which cannot be attributed to the properties of the placebo itself, and must therefore be due to the patient's belief in the treatment.

Therapy

The treatment of physical, mental, or psychological disorders through methods including counseling, medication, or other health care interventions.

Expectation

The belief or anticipation that something will happen or be the case in the future.

ECT

Electroconvulsive Therapy involves administering electric shocks to cause seizures in patients as a means of treating psychiatric disorders.