The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a local minimum. What are the local minima?
A. f has a local minimum at x = -?; the local minimum is -2
B. f has a local minimum at x = -? and ?; the local minimum is 2
C. f has a local minimum at x = 0; the local minimum is -2
D. f has no local minimum
Answer: C
Mathematics
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Provide an appropriate response. Solve the following quadratic by factoring: 5x2 = 20x.
A. x = 0, 4 B. x = 4 C. x = 0, 4, 5 D. x = 4, 5
Mathematics
Solve the equation.x4 - 31x2 + 150 = 0
A. {25, 6}
B. {5, 
}
C. {-5, 5, -i
, i
}
D. {-5, 5, -
, 
}
Mathematics
Polar coordinates of a point are given. Use a graphing utility to find the rectangular coordinates of the point to two decimal places.
A. (3.95, 1.44) B. (-1.44, -3.95) C. (1.44, 3.95) D. (-3.95, -1.44)
Mathematics
Graph the equation.42 + 6y = 0
A. 
B. 
C. 
D. 
Mathematics