Find the coordinates of the vertex of the quadratic function.f(x) = -x2 - 8x + 1
A. (4, -47)
B. (-8, 1)
C. (-4, 17)
D. (4, -15)
Answer: C
Mathematics
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Use the graph to evaluate the limit.
f(x)
A. 6 B. -1 C. 0 D. does not exist
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 
B. 
C. 1 - sin 9
D. 1 + cos 9
Mathematics
Multiply.8 ? 0
A. 16 B. 1 C. 8 D. 0
Mathematics
Write an equation for the parabola with vertex at the origin.Through (-9, 9), opening to the left
A. x = 
y2
B. x = -9y2
C. y2 = -9x
D. x2 = 9y
Mathematics