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Given u=2,1\mathbf { u } = \langle 2,1 \rangle And v=3,1\mathbf { v } = \langle - 3,1 \rangle

question 3

Essay

Given u=2,1\mathbf { u } = \langle 2,1 \rangle
and v=3,1\mathbf { v } = \langle - 3,1 \rangle
, calculate projxu\operatorname { proj } _ { \mathbf { x } } \mathbf { u }
and then resolve u\mathbf { u }
into u1\mathbf { u } _ { 1 }
and u2\mathbf { u } _ { 2 }
.


Definitions:

Existential Generalization

A logical operation that infers the existence of at least one member of a domain that satisfies a certain property from a specific case.

Existential Instantiation

A logical principle that derives the existence of a particular instance of a predicate within a domain of discourse from a general statement.

Universal Instantiation

A logical rule stating that if something is true for everything in a certain set, then it is true for any specific thing in that set.

Universal Instantiation

A logical rule of inference that allows the derivation of a particular instance from a general statement, often used in formal proofs.

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