Making a Can- A can in the shape of a right circular cylinder - 95195

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  • From: Mathematics, Algebra
  • Posted on: Wed 27 Jan, 2016
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1. Making a Can- A can in the shape of a right circular cylinder is required to have a volume of 250 cubic centimeters. (a) Express the amount A of material to make the can as a function of the radius r of the cylinder. (b) How much material is required if the can is of radius 3 centimeters? 2. Height and Head Circumference. The head circumference C of a child is related to the height H of the child (both in inches) through the function: H(C) = 2.15C – 10.53? (a) Express the head circumference C as a function of height H. (b) Predict the head circumference of a child who is 26 inches tall. 3. Solve the following logarithmic equation. Exact answers only. log3(???? + 4) = 2 + log3(???? ? 20)
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