OpenStax, Intermediate Algebra 2e §9.8 Solve Quadratic Inequalities · Exercise 186 · Algebra · Quadratics
Solve Quadratic Inequalities · Exercise 186
Model the situation with a quadratic equation and solve by any method.
A water balloon is launched upward at the rate of 86 ft/sec. Using the formula h = −16t^2 + 86t find how long it will take the balloon to reach the maximum height, and then find the maximum height. Round to the nearest tenth.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Intermediate Algebra 2e · §9.8 Solve Quadratic Inequalities · Exercise 186
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