OpenStax, Elementary Algebra 2e §8.9 Use Direct and Inverse Variation · Exercise 20 · Algebra · Rational expressions
Use Direct and Inverse Variation · Exercise 20
Solve.
The distance an object falls varies directly to the square of the time it falls. A ball falls 72 feet in 3 seconds,
ⓐ Write the equation that relates the distance to the time.
ⓑ How far will the ball have fallen in 8 seconds?
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OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Exercise 20
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