Find the domain and the vertical asymptote of the function.f(x) = 3 + log2x
A. Domain: (0, ?); vertical asymptote: x = 0
B. Domain: [0, ?); vertical asymptote: x = 0
C. Domain: (3, ?); vertical asymptote: x = 3
D. Domain: (0, ?); vertical asymptote: none
Answer: A
Mathematics
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Identify the set as finite or infinite.{1, 1/3, 1/9, 1/27, . . .}
A. Infinite B. Finite
Mathematics
Find an upper bound for the magnitude |E| of the error in the approximation f(x, y) ? L(x, y) at the given point over the given region R.
at 
; R: |x - 1| ? 0.1, |y - 1| ? 0.1
A. |E| ? 0.0176 B. |E| ? 0.0139 C. |E| ? 0.0113 D. |E| ? 0.0093
Mathematics
Factor completely, if possible.7x2 + 54x - 16
A. (2 - 7x)(7x - 2) B. (7x - 18)(7x - 2) C. (x + 8)(7x - 2) D. (x - 8)(7x - 2)
Mathematics
Perform the indicated operations and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics