Evaluate the logarithm without the use of a calculator.log1/5 25

A. - 
B.
C. 2
D. -2


Answer: D

Mathematics

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Use the information below to determine the indicated set. U = {x | x ? N and x ? 12} A = {x | x ? N and 6 < x < 12} B = {x | x ? N and x is even and x < 12}(A ? B) ? A'

A. {2, 4, 6, 7, 8, 9} B. { } C. {2, 4, 6} D. {1, 2, 4, 6, 12}

Mathematics

Find the median of the set of data.63, 77, 212, 254, 423, 497

A. 212 B. 254 C. 218.5 D. 233

Mathematics

Use half-angle identities to find the exact value of the expression.sin 22.5°

A. -  
B. -  
C.  
D.  

Mathematics

Determine whether the graphed relation is a function.

A. function B. not a function

Mathematics