Provide an appropriate response.A student was trying to solve the problem 
. The student knew that he or she should set 
but was confused about whether or not he or she should set 
, or 4 = 0 and 
. How would you advise this student?
What will be an ideal response?
Setting 4x = 0 is not a problem because x = 
= 0.
Mathematics
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Find the center and radius of the circle with the given equation. x2 + y2 + 14x + 10y = -25
A. Center (-7, -5), r = 7 B. Center (7, 5), r = 49 C. Center (-5, -7), r = 7 D. Center (5, 7), r = 49
Mathematics
Solve the equation graphically. Check your answer.x2 + 15x = 0
A. 0, -15
B. -1, 0
C. 0, 15
D. 0
Mathematics
Find an equation for the parabola described.Vertex at (3, 2); directrix y = -1
A. x = 
(y - 2)2 + 3
B. x = 
(y - 3)2 + 2
C. y = 
(x - 2)2 + 3
D. y = 
(x - 3)2 + 2
Mathematics
Multiply.- 
A. - 
B. 
C. 
D. - 1
Mathematics