Find an equation of the line:with slope 0, containing (-4, 1).
A. x = -4
B. x = 1
C. y = 1
D. y = -4
Answer: C
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Answer the question.The central angle of a regular polygon is an angle with vertex at the center of the polygon.Number of sides:4568Central angle:90°72°60°45°What is the measure of the central angle of a regular polygon with 9 sides?
A. 40° B. 38° C. 48° D. 42°
Solve the inequality. Describe the solution set with interval notation.-42x - 42 ? -6(6x + 11)
A. (-?, 4) B. (4, ?) C. (-?, 4] D. [4, ?)
Give all solutions of the nonlinear system of equations, including those with nonreal complex components.2x2 - 2y2 = 102x2 + 4y2 = 34
A. {(-3, -2), (-2, -3)} B. {(3, -2), (3, 2)} C. {(3, 2), (-3, 2), (3, -2), (-3, -2)} D. {(3, 2), (2, 3), (-3, -2), (-2, -3)}
Solve the problem.An arch for a bridge over a highway is in the form of a semiellipse. The top of the arch is 35 meters above ground. The main span is 65.47 meters wide. Write an equation for the ellipse in which the x-axis coincides with the ground and the y-axis passes through the center of the arch.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1