Find the domain of the logarithmic function. Write your answer in interval notation.f(x) = ln (5 - x)
A. (-?, 0)
B. (-5, ?)
C. (-?, 5) ? (5, ?)
D. (-?, 5)
Answer: D
Mathematics
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Find the exact circular function value.csc 
A. 
B. 
C. 2
D. 
Mathematics
Factor the expression completely, if possible.125a3 - 8b6
A. (5a + 2b2)(25a2 - 10ab2 + 4b4) B. (5a - 2b2)(25a2 + 10ab2 + 4b4) C. (5a - 2b2)(25a2 - 10ab2 + 4b4) D. (5a - 2b)(25a2 + 10ab + 4b2)
Mathematics
Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.
-4
A. 
B. 
C. 
D. 
Mathematics
Graph the function.y = -cos ?x
A. 
B. 
C. 
D. 
Mathematics