Question: Advanced functions grade 12. when a saw is used to cut wood, a certain percent is lost as sawdust, depending on the thickness of the

Advanced functions grade 12.

when a saw is used to cut wood, a certain percent is lost as sawdust, depending on the thickness of the saw blade. the wood lost is called the kerf. the percent lost, p(t) = 100t/t+W , where t is the thickness of the blade and W is the thickness of the wood, both in millimetres. consider a saw cutting a 30 mm thick piece of wood.

a) sketch a graph of the function, in the context of this situation

b) state the domain and range

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