Simplify the expression. 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Consider the functions f and g as shown in the graph. Answer the question.What is the value of (f - g)(-1)?
A. 3 B. -1 C. 0 D. 1
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse function.f(x) = 4x
A. one-to-one function; f-1(x) = -4x
B. one-to-one function; f-1(x) = 
C. one-to-one function; f-1(x) = 
D. not a one-to-one function
Mathematics
Find the square root. When necessary, round to nearest thousandth.
A. 7 B. 16.333 C. 8 D. 24.5
Mathematics
Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.5 + 15 + 45 + 135 + 405 + ... + 5 ? 39
A. 147,657 B. 147,622 C. 147,600 D. 147,620
Mathematics