Evaluate the expression. Do not use a calculator.(7 - 2)!

A. 362,880
B. 10,080
C. 20
D. 120

Answer: D

Mathematics

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A.  
B.  
C.
D.  

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Determine if the series converges or diverges; if the series converges, find its sum.

A. Converges; 
B. Converges; e20
C. Converges; 
D. Diverges

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Perform the desired operation. Write the answer in the form a + bi.(-8 + i)(-8 - i)

A. 64 B. -8 C. -63 D. 65

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Tell whether the triangles are similar or not similar.

A. Similar B. Not similar

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