Find an equation of a parabola satisfying the given conditions.Focus at 
, directrix y = - 
A. x2 = 3y
B. y2 = 3x
C. y2 = 12x
D. x2 = 12y
Answer: A
Mathematics
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For the given graph: a) In words, describe the function shown on the graph. b) Find the slope of the graph and express it as a rate of change (be sure to include units). c) Briefly discuss the conditions under which a linear function is a realistic model for the given situation.
What will be an ideal response?
Mathematics
Evaluate the limit if one exists.
A. Does not exist
B. 
C. 1
D. 
Mathematics
Provide an appropriate response.True or false? If b is a y-intercept of the graph of y = f(x), then 
has a y-intercept at x = b.
A. True B. False
Mathematics
Write the quadratic function in the standard form y = a(x - h)2 + k.y = -3x2 - 12x - 9
A. y = -3(x - 2)2 + 3 B. y = 3(x + 2)2 + 3 C. y = -3(x + 2)2 + 3 D. y = (x + 2)2 + 3
Mathematics