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a step function h(x) is represented by y = -2[x]. which phrase best describes the range of the function h(x)?
all real numbers
all rational numbers
all negative integers
all even integers

Solve for x, y, and z. show all steps.

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists