Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = x2 + 2x - 3; (-5, 5)
A. local maximum at (-1, 4)
B. local maximum at (1, -4)
C. local minimum at (1, 4)
D. local minimum at (-1, -4)
Answer: D
Mathematics
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Solve the equation.log (x + 4) = log (4x + 1)
A. 
B. 1
C. 
D. - 1
Mathematics
Evaluate the sum. Round to the nearest hundredth, if necessary. 
A. -8 B. -40 C. 40 D. 256
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Describe the graph of the equation as either a circle or a parabola with a horizontal axis of symmetry.16x2 + 16y2 = 25
A. The graph is a circle. B. The graph is a horizontal parabola.
Mathematics
Solve the system by the elimination method.-5x + 7y = 49-2x - 5y = -35
A. ? B. {(0, 7)} C. {(0, 8)} D. {(-1, 8)}
Mathematics