Solve the compound inequality. Write your answer in interval notation or state that there is no solution.8x + 1 ? -39 and 2x - 5 ? -3
A. [-5, ?)
B. [1, ?)
C. [-5, 1]
D. (-?, -5] ? [1, ?)
Answer: B
Mathematics
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Find the area of the specified region.Inside the lemniscate r2 = 4 sin 2? and outside the circle r =
A. (3
- ?)
B. (3
- ? + 6)
C. (2? + 3
)
D.
Mathematics
Find an equation of the parabola described.Vertex at (0, 0); axis of symmetry the x-axis; containing the point (7, 8)
A. x2 = y
B. x2 = y
C. y2 = x
D. y2 = x
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 + 4x + 10
A. , (0, 10)
B. , (0, -10)
C. No x-intercepts, (0, -10)
D. No x-intercepts, (0, 10)
Mathematics
Write < or > between the pair of numbers to make the statement true.9 ? -8
A. < B. >
Mathematics