31. A car's speedometer reads 60 miles an hour. a. Write an absolute value function for the difference between the car's actual
speed a and the reading on the speedometer.

b. What is an appropriate domain for the function? Explain your reasoning.

c. Use the domain to graph the function

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

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What is the y intercept of f(x)=(1/2)^x?