Find the vertex of the parabola associated with the quadratic equation.y = 4x2 + 16x + 19
A. (2, -3)
B. (-3, 2)
C. (3, -2)
D. (-2, 3)
Answer: D
Mathematics
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Classify the triangle as equilateral, isosceles, or scalene. Then classify it as right, obtuse, or acute.
A. Isosceles; acute B. Isosceles; obtuse C. Scalene; acute D. Scalene; obtuse
Mathematics
Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. y = x - 8, m = 1 B. y = -4, m = 0 C. x = -4, m = 0 D. y = x - 4, m: undefined
Mathematics
Determine whether the given quadratic function has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point.f(x) = 4x2 + 8x
A. minimum; 
B. maximum; 
C. maximum; 
D. minimum; 
Mathematics
Graph the system of inequalities.x2 + y2 ? 100-9x + 5y ? -45
A. 
B. 
C. 
D. 
Mathematics