Use an Euler diagram to determine whether the argument is valid or invalid.Some TV shows are comedies.All comedies are hits.  Some TV shows are hits.

A. Valid
B. Invalid


Answer: A

Mathematics

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Determine the sign of the trigonometric function.cot(-217°)

A. Positive B. Negative

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Write an equation for the graph of the sine or cosine curve.

A. y = 10 sin 
B. y = 10 sin 
C. y = 10 sin (x)
D. y = 10 sin 

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Find the product, if possible.   

A.

B.

C.

D.

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If and the terminal point for t is in quadrant IV, find tan t + sec t.

What will be an ideal response?

Mathematics