Solve the quadratic equation ax^2+bx+c=0. However, some of the normal functions and symbols are not allowed.
x=[ -b +/- sqrt ( b^2 - 4ac ) ] / ( 2a )
Unallowed functions and symbols:
roots mtimes cross prod cumprod times mldivide mrdivide dot numstr int2str dec2bin * / \ - ^ '
Derivative of Aurelien's Cody 813 Multiply 2 numbers
Also related to Cody 833 Side of a Triangle
Test suite "disallowed function usage check" courtesy of Aurelien Queffurust.
Example :
Input
a= 1; b= 1; c=1
Output
x(1)= -0.5+0.866i; x(2)= -0.5-0.866i
Solution Stats
Problem Comments
Solution Comments
Show commentsProblem Recent Solvers36
Suggested Problems
-
85 Solvers
-
Back to basics 13 - Input variables
398 Solvers
-
Arrange vector in ascending order
836 Solvers
-
Create a random logical vector of N elements of which M are true.
105 Solvers
-
Volume difference between Ellipsoid and Sphere
137 Solvers
More from this Author306
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
Just as a heads up, your final answer should be in a row vector, and not a column vector.