Decide whether the argument is valid or invalid, and give the form (of valid or invalid argument) that applies.If it rains, then the squirrels hide.It is raining.

A. Valid; modus tollens
B. Valid; disjunctive syllogism
C. Invalid; fallacy of the inverse
D. Invalid; fallacy of the converse


Answer: D

Mathematics

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A. Yes B. No

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What will be an ideal response?

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An object attached to a coiled spring is pulled down a distance a from its rest position and then released. Assuming that the motion is simple harmonic with period T, write an equation that relates the displacement d of the object from its rest position after t seconds. Also assume that the positive direction of the motion is up.a = 10;T = 3? seconds

A. d = -3 cos 
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D. d = -10 cos 

Mathematics