How to multiply array by -1?

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Sean Roh on 2 Mar 2021

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Answered: Sai Veeramachaneni on 5 Mar 2021

I want to invert all the values in the array by -1.

[x,fs] = audioread('400hz.mp3'];

y=-1*x;

soundsc(y,fs);

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Stephen23 on 2 Mar 2021

Open in MATLAB Online

Simpler:

y = -x;

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Answers (1)

Sai Veeramachaneni on 5 Mar 2021

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Hi,

You can use y = -x or y = -1.*x

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