Use the fundamental identities to simplify the expression.sin2? + tan2? + cos2?

A. sec2?
B. cos3?
C. tan2?
D. sin ?

Answer: A

Mathematics

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Multiply. ? 

A.  
B.  
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D.  

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Provide an appropriate response.Choose the equivalent form of the given formula for area of a regular polygon.A = nsa

A. a = 
B. a = 
C. s = 
D. s = 

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Find the sum of the first five terms of the indicated geometric series.a1 = 6, r = -5

A. 5555 B. 925 C. 624 D. 3126

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Let U = {1, 2, 3, 4, 5, 6, 7}, A = {1, 2, 3, 6}, B = {1, 2, 6, 7}, C = {3, 6, 7}. List all the members of the set. ?  ? 

A. {2, 4, 6} B. {1, 2, 6, 7} C. {1, 2, 3, 6} D. {4, 5, 6, 7} E. {6}

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