Problem 1026. Solving a quadratic equation

Created by Abdelhak ARESMOUK in Community

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Given a, b and c, Return the solution of the following quadratic equation: a*x^2 + b*x + c = 0.

Solve

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Last solution submitted on May 17, 2019

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Rody Oldenhuis on 6 Nov 2012

Might want to adjust your assertions there...the _order_ of the solutions should not matter of course, and in case there is a single root, an output of either 1 or 2 equal numbers should be permissible

J-G van der Toorn on 6 Nov 2012

It's a pity that isequal returns false if the difference between the two arguments is only eps (2e-15).

J.R.! Menzinger on 6 Nov 2012

Why should the solution be giben in a certain way?? in this case the solution [-1 3] must be equal to [3 -1] ... :-/

Abdelhak ARESMOUK on 7 Nov 2012

I will edit the problem. And give more explanations.

li haitao on 16 Nov 2018

Bad test suit.

Solution Comments

Solution 559106

1 Comment

1 Comment

Matthew Eicholtz on 17 Jan 2015

Not a great solution, but not a great test suite either.

Solution 160057

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1 Comment

@bmtran (Bryant Tran) on 20 Nov 2012

wow, my use of transpose instead of ctranspose destroyed me this time...

Problem 1026. Solving a quadratic equation

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Last 200 Solutions

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Problem 1026. Solving a quadratic equation

Solution Stats

Last 200 Solutions

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Recent Solvers68

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