Perform the operation indicated. Simplify.
÷ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use the substitution formula to evaluate the integral.
A. - 
B. 
C. - 
D. - 
Mathematics
Find the domain and the vertical asymptote of the function.f(x) = ln x - 4
A. Domain: (0, ?); vertical asymptote: x = 0 B. Domain: (-?, ?); vertical asymptote: none C. Domain: (- 4, ?); vertical asymptote: x = - 4 D. Domain: [0, ?); vertical asymptote: x = 0
Mathematics
Graph the parabola whose equation is given.f(x) = x2 - 1
A. 
B. 
C. 
D. 
Mathematics
Write the complex number in the form a + bi.
(cos 315° + i sin 315°)
A. 
- 
i
B. 
- 
i
C. 
- 
i
D. 
- 
i
Mathematics