Find the equation of the axis of symmetry of the parabola.y = -4x2 - 16x - 11
A. x = 5
B. x = 2
C. x = -5
D. x = -2
Answer: D
Mathematics
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Solve the following system of equations.
Round your answers to two decimal places.
What will be an ideal response?
Mathematics
Find the x-intercepts and y-intercept of the graph of the given quadratic equation.y = 7x2 - 32x + 16
A. x-intercepts 
and (4, 0); y-intercept (0, 16)
B. x-intercepts 
and (-4, 0); y-intercept (0, -16)
C. x-intercepts 
and (4, 0); y-intercept (0, -16)
D. x-intercepts 
and (-4, 0); y-intercept (0, 16)
Mathematics
Estimate the magnitude of the error involved in using the sum of the first four terms to approximate the sum of the entire series.
, -1 < t ? 1
A. 0.20
B. 
C. 
D. 
Mathematics
Plot the ordered pairs on the rectangular coordinate system provided.A(-6, -3), B(-5, 5)
What will be an ideal response?
Mathematics