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Problem 2916. Matlab Basics II - Log and natural log

Solution 572665

Submitted on 2 Feb 2015 by Jean-Marie Sainthillier
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Test Suite

Test Status Code Input and Output
1   Pass
%% x = [10 100 1000]; y_correct = [1.30 2.61 3.91]; assert(isequal(logarithms(x),y_correct))

ans = 1.3000 2.6100 3.9100

2   Pass
%% x = [50 1.2 4567; 200 67 820];; y_correct = [2.21 0.10 4.77; 3 2.38 3.8]; assert(isequal(logarithms(x),y_correct))

ans = 2.2100 0.1000 4.7700 3.0000 2.3800 3.8000

3   Pass
%% x = [0.5 1.2 4.5; 23 33 3.3]; y_correct = [-0.39 0.1 0.85; 1.77 1.98 0.68]; assert(isequal(logarithms(x),y_correct))

ans = -0.3900 0.1000 0.8500 1.7700 1.9800 0.6800

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