Solve by using the quadratic formula.6x2 - 3x - 9 = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the requested value.
{x2 - 5x + 1, if x ? 2x, if x > 2
A. -5 B. 2 C. 13 D. -7
Mathematics
Find the vertex, the y-intercept, and the x-intercepts (if any exist), and graph the function.g(x) = x2 - 4x + 8
A. 
Vertex (2, -4)
x-int = (0, 0), (4, 0);
y-int = (0, 0)
B. 
Vertex (-2, -4)
x-int = (-4, 0), (0, 0);
y-int = (0, 0)
C. 
Vertex (-2, 4)
no x-intercepts;
y-int = (0, 8)
D. 
Vertex (2, 4)
no x-intercepts;
y-int = (0, 8)
Mathematics
Determine whether the matrix is in echelon form, reduced echelon form, or neither.
A. Neither B. Echelon form C. Reduced echelon form
Mathematics
Use a computer algebra system to find the exact volume of the solid obtained by rotating the region bounded by the given curves about the specified line.
Mathematics