Problem 42987. Roots of a quadratic equation.

Created by Abhishek Jain

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Calculate the roots of a quadratic equation, given coefficients a, b, and c, for the equation a*x^2 + b*x + c = 0.

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Last solution submitted on Oct 13, 2019

Last 200 Solutions

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6 Comments

6 Comments

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goc3 on 16 Sep 2016

Please supply more than one test case and check each and every problem before posting. The current test suite has the wrong answer for the only case and can, therefore, not be properly solved.

Ivan on 16 Sep 2016

awful task!

Peng Liu on 19 Sep 2016

Test case 4 answer is wrong

Neha Singh on 20 Sep 2016

Please modify the test case 4. It is wrong.

goc3 on 30 Sep 2016

This problem has been fixed and is now solvable.

John D'Errico on 2 Oct 2016

Applied a tolerance, which is crucial, since tiny variations in the least significant bits due to floating point arithmetic can cause a valid solution to fail.

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equation quadratic trivial

Problem 42987. Roots of a quadratic equation.

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

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Problem 42987. Roots of a quadratic equation.

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

More from this Author9

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