Use the graph to solve the problem.Find the rate of change in the temperature.
A. 2 degrees per hour
B. 3 degrees per hour
C. 3.5 degrees per hour
D. 2.4 degrees per hour
Answer: B
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Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-?, 4); Decreasing on (-4, ?); Constant on (4, ?) B. Increasing on (-?, 4); Decreasing on (-?, -4); Constant on (4, ?) C. Increasing on (4, ?); Decreasing on (-4, ?); Constant on (-4, 4) D. Increasing on (4, ?); Decreasing on (-?, -4); Constant on (-4, 4)
Solve.Andre is installing an invisible fence in his back yard which measures 116 feet by 65 feet by 84 feet by 96 feet. How many feet of wiring is needed to enclose his yard?
A. 381 feet B. 361 feet C. 371 feet D. 351 feet
Find the intervals over which the given function is increasing, is decreasing, or is constant.f(x) = 3x2 - 1
A. decreasing on (-?, 0); increasing on (0, ?) B. decreasing on (-?, -1/3) C. increasing on (-1/3, ?) D. increasing on (-?, 0); decreasing on (0, ?)
Write the expression in standard form.
+ 
A. -13 B. -13i C. 40i D. 13i