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OpenStax, Elementary Algebra 2e §10.4 Solve Applications Modeled by Quadratic Equations · Exercise 16 · Algebra · Quadratics

Solve Applications Modeled by Quadratic Equations · Exercise 16

Solve by using methods of factoring, the square root principle, or the Quadratic Formula. Round your answers to the nearest tenth.

An arrow is shot vertically upward at a rate of 220 feet per second. Use the projectile formula to determine when height of the arrow will be 400 feet.

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OpenStax, Elementary Algebra 2e · §10.4 Solve Applications Modeled by Quadratic Equations · Exercise 16

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