Discover MakerZone

MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn more

Discover what MATLAB® can do for your career.

Opportunities for recent engineering grads.

Apply Today

Solution 231486

Submitted on 16 Apr 2013 by @bmtran

Correct

22Size
Leading solution size is 10.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
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