Determine Whether the Given Proposition Is a Logical Truth of PL

question 134

Essay

determine whether the given proposition is a logical truth of PL or not. If it is a logical truth, provide a proof. If it is not a logical truth, provide a false valuation.
-(I • K) ⊃ [(I $\lor$ L) • (I $\lor$ M)]

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Definitions:

Gas Diffusion

The process by which gas molecules spread from areas of high concentration to areas of low concentration until equilibrium is reached.

Monocot Leaves

Leaves characteristic of monocotyledonous plants, typically exhibiting parallel veins that run the length of the leaf.

Palisade Layer

A layer of closely packed, vertically oriented cells found in the upper part of leaves, containing chloroplasts for efficient photosynthesis.

Petiole

The stalk attaching the leaf blade to the stem in plants, providing support and transporting nutrients and water between them.