Find a system of inequalities with the given graph.
A. y > 2
x ? 1
B. y < 2
x ? 1
C. y > 2
x ? 1
D. y > 1
x ? 2
Answer: A
Mathematics
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Use the graph to estimate any solutions to the given equation on the interval cos2x =
A. ,
,
,
B. , ? ,
C. ,
D. 0, ?
Mathematics
Find the domain of the rational function.f(x) =
A. {x|x ? 3, x ? -5} B. all real numbers C. {x|x ? -3, x ? 5} D. {x|x ? 3, x ? -3, x ? -5}
Mathematics
Find the domain and the vertical asymptote of the function.f(x) = log (x + 4)
A. Domain (0, ?); vertical asymptote: x = 0 B. Domain (1, ?); vertical asymptote: x = 1 C. Domain : (4, ?); vertical asymptote: x = 4 D. Domain (-4, ?); vertical asymptote: x = -4
Mathematics
Name the quadrant in which the angle ? lies.cos ? > 0, csc ? < 0
A. I B. II C. III D. IV
Mathematics