OpenStax, Elementary Algebra 2e §8.9 Use Direct and Inverse Variation · Exercise 39 · Algebra · Rational expressions
Use Direct and Inverse Variation · Exercise 39
The force needed to break a board varies inversely with its length. If Tom uses 20 pounds of pressure to break a 1.5-foot long board, how many pounds of pressure would he need to use to break a 6 foot long board?
OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Exercise 39
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