Use the figure below to answer the following question(s).
Which graph has no circuits?

A. Graph 2
B. Graph 1
C. Graph 4
D. Graph 3
E. none of these


Answer: C

Mathematics

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Given that each edge measures 4 cm, find the total area of the regular tetrahedron.

A.


B.


C.


D.


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Find the limit. ln (z)

A. ln 2
B. ln 4
C. ln 
D. 0

Mathematics

Solve the equation.u2 + 16u + 47 = 0

A. -16 + 
B. 8 + 
C. -8 - , -8 + 
D. 8 - , 8 + 

Mathematics

Expand the expression.loga8x6yz4

A. loga8 + 6logax + logay + 4logaz B. 8 + logay + logaz4 C. loga8 - 6logax - logay - 4logaz D. 24loga8xyz

Mathematics