Prove or Disprove That (P → Q) → R and P

question 18

Essay

Prove or disprove that (p → q) → r and p → (q →r) are equivalent.

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Definitions:

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.

Rods

Photoreceptor cells in the retina that are sensitive to low light levels, responsible for black-and-white vision.

Semicircular Canals

Structures in the inner ear that are part of the vestibular system, helping to maintain balance by sensing head rotation.

Otoliths

Small calcified structures found in the inner ears of vertebrates, important for balance and hearing.