OpenStax, Elementary Algebra 2e §8.9 Use Direct and Inverse Variation · Exercise 17 · Algebra · Rational expressions
Use Direct and Inverse Variation · Exercise 17
Solve.
The distance an object falls varies directly to the square of the time it falls. A ball falls 45 feet in 3 seconds.
ⓐ Write the equation that relates the distance to the time.
ⓑ How far will the ball fall in 7 seconds?
OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Exercise 17
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