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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.

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OpenStax, Intermediate Algebra 2e · §9.8 Solve Quadratic Inequalities · Exercise 186

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