Find an equation for the parabola described.Directrix the line y = -12
A. x2 = 48y
B. y2 = 48x
C. x2 = -48y
D. y2 = 12x
Answer: A
Mathematics
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Find the average rate of change of y with respect to x from P to Q.y = 5x - x3; P(3, -12), Q(3.1, -14.291)
A. -2.291 B. -22.91 C. -22.9 D. -22.01
Mathematics
Write the standard form of the equation of the circle.Center (0, 0), r = 2
A. x2 + y2 = 2 B. (x - 2)2 + (y - 2)2 = 4 C. (x - 2)2 + (y - 2)2 = 2 D. x2 + y2 = 4
Mathematics
Determine whether the graph is the graph of a function.
A. Not a function B. Function
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. 
Mathematics