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

89 Solutions
19 Solvers

Last Solution submitted on Sep 19, 2020

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 Solvers19

Problem Tags

Problem 42986. Determine the roots of a cubic equation

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers19

Suggested Problems

More from this Author9

Problem Tags

Problem 42986. Determine the roots of a cubic equation

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers19

Suggested Problems

More from this Author9

Problem Tags

Players