OpenStax, Elementary Algebra 2e §10.5 Graphing Quadratic Equations in Two Variables · Review Exercise 134 · Algebra · Quadratics
Graphing Quadratic Equations in Two Variables · Review Exercise 134
Solve by using methods of factoring, the square root principle, or the quadratic formula.
A bullet is fired straight up from the ground at a velocity of 320 ft/sec. Use the formula to determine when the bullet will reach 800 feet. Round to the nearest tenth.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Elementary Algebra 2e · §10.5 Graphing Quadratic Equations in Two Variables · Review Exercise 134
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