Problem 42987. Roots of a quadratic equation.

Solution 1973770

Submitted on 13 Oct 2019

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Test	Status	Code Input and Output
1	Pass	a=1; b=2; c=1; y_correct = [-1 -1]; assert(norm(quadRoots(a,b,c)-y_correct) < 10*eps) y = -1 -1
2	Fail	a=1; b=-5; c=6; y_correct = [2 3]; assert(norm(quadRoots(a,b,c)-y_correct) < 10*eps) y = 3.0000 2.0000 Assertion failed.
3	Fail	a=1; b=5; c=6; y_correct = [-3 -2]; assert(norm(quadRoots(a,b,c)-y_correct) < 10*eps) y = -3.0000 -2.0000 Assertion failed.
4	Fail	a=2; b=10; c=12; y_correct = [-3 -2]; assert(norm(quadRoots(a,b,c)-y_correct) < 10*eps) y = -3.0000 -2.0000 Assertion failed.
5	Fail	a=1; b=19; c=90; y_correct = [-10 -9]; assert(norm(quadRoots(a,b,c)-y_correct) < 100*eps) y = -10 -9 Assertion failed.