Use a graphing calculator to approximate the vertex of the graph of the parabola defined by the following equation.y = x2 + x - 10
A. (0.5, -9.75)
B. (-0.5, -10)
C. (-0.5, -10.25)
D. (0.5, -10.25)
Answer: C
Mathematics
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with length of major axis 12 and y-intercepts 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find the vertex of the parabola.y = 3x2 + 30x + 73
A. (2, 5) B. (-5, -2) C. (5, 2) D. (-2, -5)
Mathematics
Provide an appropriate response.If the graphs of a system of two equations are both parabolas, what are the possible numbers of solutions with real coordinates of this system?
What will be an ideal response?
Mathematics
Solve the equation.
- 
= 1
A. 
, 
B. 
, 
C. 
, 
D. No solution
Mathematics