Graph the function by hand. Use the graph to (a) find the range, (b) give the interval over which the function is increasing, and (c) give the interval over which the function is decreasing. Round approximations to two decimal places.f(x) = 
A. (a) [0, ?) (b) None (c) (-?, 4)
B. (a) (-?, ?) (b) None (c) (-?, ?)
C. (a) [0, ?) (b) {4} (c) (-?, 4)
D. (a) (-?, 4) (b) None (c) (-?, 4)
Answer: A
Mathematics
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Use natural logarithms to solve the exponential equation. If necessary, round to the nearest thousandth.3e4x + 5 = 12
A. 1.750 B. -0.903 C. -1.043 D. 1.597
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Solve.A rectangular park is 30 km long and 12 km wide. How long is a pedestrian route that runs diagonally across the park?
A. 84 km
B. 6
km
C. 12
km
D. 2088 km
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Solve the problem.A number minus 20 times its reciprocal is 1. Find the number.
A. 5 B. -5 or 4 C. 5 or -4 D. 5 or 4
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Find the x-intercept(s) and the y-intercept of the function.g(x) = 4x + 9
A. 
, (-9, 0)
B. 
, (0, 9)
C. 
, (0, 9)
D. 
, (0, 9)
Mathematics