Graph the system of inequalities.3x + y ? -7x - 2y ? -7
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.If the shaded "rectangular ring" is a gnomon to the white rectangle, then x =
A. 10. B. 15. C. 20. D. 3. E. none of these
Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a11 when a1 = 1000, r = 
.
A. 
B. 
C. 
D. 
Solve the SSA triangle. Indicate whether the given measurements result in no triangle, one triangle, or two triangles. Solve the resulting triangle. Round angle measures to the nearest degree and lengths to the nearest tenth when necessary.A = 75°, a = 5, b = 9
A. B = 39°, C = 66°, c = 18 B. B = 37°, C = 68°, c = 16 C. A = 38°, C = 67°, c = 14 D. No triangle exists.
Express the graph shown using interval notation. Also express it as an inequality involving x.
A. (-?, -2) x < -2 B. [-2, ?) x ? -2 C. (-2, ?) x > -2 D. (-?, -2] x ? -2