Problem 1423. sinus function

Solution 511231

Submitted on 10 Oct 2014 by Georges

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Test	Status	Code Input and Output
1	Pass	%% x = pi; [y,z] = cos_abs(x) assert(isequal(y/z,-1)) y = -1 z = 1
2	Pass	%% x = pi/2; [y,z] = cos_abs(x) assert(isequal(y/z,-1)) y = 6.1232e-17 z = -6.1232e-17
3	Pass	%% x = pi/4; [y,z] = cos_abs(x) assert(isequal(y/z,-1)) y = 0.7071 z = -0.7071

Test

Status

Code Input and Output

Pass

%% x = pi; [y,z] = cos_abs(x) assert(isequal(y/z,-1))

y = -1 z = 1

Pass

%% x = pi/2; [y,z] = cos_abs(x) assert(isequal(y/z,-1))

y = 6.1232e-17 z = -6.1232e-17

Pass

%% x = pi/4; [y,z] = cos_abs(x) assert(isequal(y/z,-1))

y = 0.7071 z = -0.7071