Radio-isotopes of different elements have different half-lives. Cobalt-60 has a half-life of 13.75 minutes. What is the decay constant (k) for cobalt-60?

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

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The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2