The center and radius of a circle are given. Write the equation of each circle in standard form.Center: (-7, 4), r = 
A. (x + 4)2 + (y - 7)2 = 25
B. (x - 4)2 + (y + 7)2 = 25
C. (x - 7)2 + (y + 4)2 = 5
D. (x + 7)2 + (y - 4)2 = 5
Answer: D
You might also like to view...
Decide whether the expression has been simplified correctly.(ab)4 = ab4
A. Not simplified correctly B. Simplified correctly
Find the equation of the parabola with the given properties.Vertex: (-1, 4); horizontal axis of symmetry; containing the point (11, 2)
A. 
(x - 4) =(y + 1)2
B. 
(y - 4) =(x + 1)2
C. 
(x + 1) =(y - 4)2
D. 
(y + 4) =(x - 1)2
Find the exact solutions to the quadratic equation, using a method of your choice.x2 + x + 6 = 0
A. 
± 
B. 
± i
C. - 
± i
D. - 
± 
Solve.When an object is dropped to the ground from a height of h meters, the time it takes for the object to reach the ground is given by the equation t = 
, where t is measured in seconds. If an object falls 44.1 meters before it hits the ground, find the time it took for the object to fall.
A. 6 seconds B. 3 seconds C. 4 seconds D. 9 seconds