Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
Answer: D
Mathematics
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The following question(s) refer to a fractal defined by the recursive procedure :
What is the length of the figure at step N of the construction?
A. N × 
B. 3N + 2N
C. N(3 +
)/5
D. 
E. none of these
Mathematics
Solve the problem.Use the formula E = 2.575
to compute the sample size that a statistician requires to estimate a population proportion with 99% confidence for a margin of error E = 2.5%.
A. 10,609 B. 7957 C. 1412 D. 2652
Mathematics
The graph of a logarithmic function is given. Select the function for the graph from the options.
A. f(x) = 1 - log5x B. f(x) = -log5x C. f(x) = log5x D. f(x) = log5(-x)
Mathematics
Combine like terms.
xy2 + 
x2y2 + 
x2y2 - 
xy2
A. 
x2y2 + 
xy2
B. 
x2y2 + 
xy2
C. 
xy2 + 
x2y2
D. 
xy2 + 
x2y2
Mathematics