Find all values of x satisfying the given conditions.y1 = (x + 2), y2 = (x - 7), and y1y2 = 4
A. 
B. 
C. 
D. 
Answer: B
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Solve and graph.|x + 1| + 4 ? 7
A. {x
x ? 2}, or [2, ?)
B. {x
x ? -4 or x ? 2}, or (-?, -4] ? [2, ?)
C. {x
-4 ? x ? 2}, or [-4, 2]
D. {x
-4 < x < 2}, or (-4, 2)
Provide an appropriate response.According to a college survey, 22% of all students work full time. Find the mean for the random variable X, the number of students who work full time in samples of size 16.Find the mean of the binomial distribution.
A. 2.75 B. 0.22 C. 4.00 D. 3.52
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(-1, 0)
A. constant B. increasing C. decreasing
Find the domain and the vertical asymptote of the function.g(x) = ln (x - 0.8)
A. Domain: (-?, ?); vertical asymptote: none B. Domain: (0.8, ?); vertical asymptote: x = 0.8 C. Domain: (0, ?); vertical asymptote: x = 0 D. Domain: (-0.8, ?); vertical asymptote: x = -0.8