Cody

Solution 1042639

Submitted on 2 Nov 2016 by Joy Life
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Test Suite

Test Status Code Input and Output
1   Pass
filetext = fileread('COTANGENT.m'); assert(isempty(strfind(filetext, 'tan')),'tan() forbidden') assert(isempty(strfind(filetext, 'cot')),'cot() forbidden') assert(isempty(strfind(filetext, 'cos')),'cos() forbidden')

2   Pass
x = pi/4; y_correct = 1; assert(abs(COTANGENT(x)-y_correct)<0.01)

3   Pass
x = -pi/4; y_correct = -1; assert(abs(COTANGENT(x)-y_correct)<0.01)

4   Pass
x = pi/6; y_correct =1.7321; assert(abs(COTANGENT(x)-y_correct)<0.01)