Problem 42986. Determine the roots of a cubic equation

Created by Abhishek Jain

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?><w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given the coefficients a, b, c, and d of a cubic equation, a*x^3 + b*x^2 + c*x + d = 0, determine its roots.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

137 Solutions
33 Solvers

Last Solution submitted on Mar 22, 2021

Last 200 Solutions

Problem Comments

2 Comments

2 Comments

Ivan on 16 Sep 2016

seriously?
>> assert(isequal(cubicRoots(x),y_correct))
cubicRoots(x)?

goc3 on 30 Sep 2016

This problem has been corrected and is now solvable.

Problem Recent Solvers33

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 42986. Determine the roots of a cubic equation

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers33

Suggested Problems

More from this Author8

Problem Tags

Community Treasure Hunt

Problem 42986. Determine the roots of a cubic equation

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers33

Suggested Problems

More from this Author8

Problem Tags

Community Treasure Hunt

Players