OpenStax, Intermediate Algebra 2e §9.8 Solve Quadratic Inequalities · Review Exercise 112 · Algebra · Quadratics
Solve Quadratic Inequalities · Review Exercise 112
Solve by using the method of factoring, the square root principle, or the Quadratic Formula. Round your answers to the nearest tenth, if needed.
Ezra kayaked up the river and then back in a total time of 6 hours. The trip was 4 miles each way and the current was difficult. If Roy kayaked at a speed of 5 mph, what was the speed of the current?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Intermediate Algebra 2e · §9.8 Solve Quadratic Inequalities · Review Exercise 112
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