𝑦 = 2𝑐𝑜𝑠3𝑥

回答(2 个)

Image Analyst
Image Analyst 2021-5-16

1 个投票

numPoints = 1000;
x = linspace(-3*pi, 3 * pi, numPoints);
y = 2 * cos(3 * x);
plot(x, y, 'b-', 'LineWidth', 2);
grid on;
xlabel('x', 'FontSize', 18);
ylabel('y', 'FontSize', 18);

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帮助中心File Exchange 中查找有关 2-D and 3-D Plots 的更多信息

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R2021a

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