Problem 2915. Matlab Basics II - Find the roots of a function

Solution 573467

Submitted on 3 Feb 2015 by Jared Metzel

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Test	Status	Code Input and Output
1	Pass	%% x = [5 -3 -3 0]; y_correct = [0;1.13;-0.53]; assert(isequal(cross_zero(x),y_correct))
2	Pass	%% x = [1 2 3 4 5]; y_correct = [0.29 + 1.42i; 0.29 - 1.42i; -1.29 + 0.86i; -1.29 - 0.86i]; assert(isequal(cross_zero(x),y_correct))
3	Pass	%% x = [2 5 0 -4 0]; y_correct = [0; -2; -1.28; 0.78]; assert(isequal(cross_zero(x),y_correct))

Test

Status

Code Input and Output

Pass

%% x = [5 -3 -3 0]; y_correct = [0;1.13;-0.53]; assert(isequal(cross_zero(x),y_correct))

Pass

%% x = [1 2 3 4 5]; y_correct = [0.29 + 1.42i; 0.29 - 1.42i; -1.29 + 0.86i; -1.29 - 0.86i]; assert(isequal(cross_zero(x),y_correct))

Pass

%% x = [2 5 0 -4 0]; y_correct = [0; -2; -1.28; 0.78]; assert(isequal(cross_zero(x),y_correct))