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Back to 8.6 Solve Radical Equations

8.6 Exercise 98

Avg difficulty 2.5

Solve. Round approximations to one decimal place.

Gravity A hang glider dropped his cell phone from a height of 350 feet. Use the formula t=h4t = \frac{\sqrt{h}}{4} to find how many seconds it took for the cell phone to reach the ground.

OpenStax Intermediate Algebra 2e, 8.6 Solve Radical Equations, exercise 98

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.