The Magnitude of a Star Is a Measure of Its

question 10

Multiple Choice

The magnitude of a star is a measure of its brightness, and it is related to the relative intensity of light reaching Earth from the star.The relationship is Magnitude (Relative intensity) .
If relative intensity is multiplied by 123.03.how is magnitude affected? Round your answer to two decimal places if necessary.
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• A) Magnitude is decreased by 2.09.
• B) Magnitude is increased by 5.23.
• C) Magnitude is increased by 2.09.
• D) Magnitude is decreased by 5.23.

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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.