Solve.An experienced accountant can balance the books twice as fast as a new accountant. Working together it takes the accountants 8 hours. How long would it take the experienced accountant working alone?
A. 4 hr
B. 20 hr
C. 16 hr
D. 12 hr
Answer: D
Mathematics
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Find the prime factorization of the number.360
A. 23 ? 3 ? 5 B. 22 ? 3 ? 5 C. 23 ? 32 ? 5 D. 22 ? 32 ? 5
Mathematics
Answer the question about the given function.Given the function f(x) = 2x2 + 4x - 4, if x = -1, what is f(x)? What point is on the graph of f?
A. -6; (-1, -6) B. -6; (-6, -1) C. 2; (-1, 2) D. 2; (2, -1)
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 
- 2
A. f-1(x) = (x + 2)3
B. f-1(x) = x3 + 2
C. f-1(x) = 
+ 2
D. f-1(x) = (x - 2)3
Mathematics
Evaluate the integral 
. If it's necessary, round your calculations to one decimal place.
?
A. 
B. 
C. 
D. 
E. 
Mathematics