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how to find out slope

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Mayank Lakhani
Mayank Lakhani 2015-9-24
回答： Walter Roberson 2015-9-24
plot(flip(f2),phsre(11,:),'-*'); xlim([7.5e10 11e10]);
i want to find out slope of this graph. how shoud i do it.

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回答（1 个）

Walter Roberson
Walter Roberson 2015-9-24
pp = polyfit(flip(f2),phsre(11,:),1);
slope = pp(1);

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