Find All Real Zeros of the Polynomial $p ( x ) = x ^ { 5 } - 4 x ^ { 4 } - 13 x ^ { 3 } + 70 x ^ { 2 } - 90 x + 36$

question 124

Essay

Find all real zeros of the polynomial $p ( x ) = x ^ { 5 } - 4 x ^ { 4 } - 13 x ^ { 3 } + 70 x ^ { 2 } - 90 x + 36$ . Sketch the graph of $p$ .

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Definitions:

Neurons Connections

The links between neurons through which they communicate via synapses, transmitting electrical or chemical signals.

Medial Temporal Lobe

A region of the brain crucial for the formation of new memories and associated with the limbic system.

State-dependent Memory

A phenomenon where a person's ability to recall information is improved when in the same state of consciousness as when the memory was formed.

Encoding

The method through which data is converted into a form that can be retained in memory.