Use the unit circle to find the value of the trigonometric function.cot 
A. 1
B. 
C. 
D. 
Answer: D
Mathematics
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Graph the equation by plotting points.y = x + 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A reflecting telescope contains a mirror shaped like a paraboloid of revolution. If the mirror is 24 inches across at its opening and is 4 feet deep, where will the light be concentrated?
A. 10.1 in. from the vertex B. 0.1 in. from the vertex C. 0.2 in. from the vertex D. 0.8 in. from the vertex
Mathematics
Find the general form of the equation of the the circle.Center at the point (2, -3); containing the point (5, -3)
A. x2 + y2 + 4x - 6y + 4 = 0 B. x2 + y2 - 4x + 6y + 22 = 0 C. x2 + y2 + 4x - 6y + 22 = 0 D. x2 + y2 - 4x + 6y + 4 = 0
Mathematics
Solve by using the square root property.
x² – 96 = 0
Mathematics