用matlab求解一元二次方程,运行程序后为什么只显示一个解?代码:function [x1,x2] = cal_roots(a,b,c)if (b^2 - 4*a*c = 0 && a = 0)x1 = (-b + sqrt(b^2 - 4*a*c))/(2*a); x2 = (-b - sqrt(b^2 - 4*a*c))/(2*a);elseif (b^2 - 4*a*c == 0 &&
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![用matlab求解一元二次方程,运行程序后为什么只显示一个解?代码:function [x1,x2] = cal_roots(a,b,c)if (b^2 - 4*a*c = 0 && a = 0)x1 = (-b + sqrt(b^2 - 4*a*c))/(2*a); x2 = (-b - sqrt(b^2 - 4*a*c))/(2*a);elseif (b^2 - 4*a*c == 0 &&](/uploads/image/z/1750426-34-6.jpg?t=%E7%94%A8matlab%E6%B1%82%E8%A7%A3%E4%B8%80%E5%85%83%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B%2C%E8%BF%90%E8%A1%8C%E7%A8%8B%E5%BA%8F%E5%90%8E%E4%B8%BA%E4%BB%80%E4%B9%88%E5%8F%AA%E6%98%BE%E7%A4%BA%E4%B8%80%E4%B8%AA%E8%A7%A3%3F%E4%BB%A3%E7%A0%81%EF%BC%9Afunction+%5Bx1%2Cx2%5D+%3D+cal_roots%28a%2Cb%2Cc%29if+%28b%5E2+-+4%2Aa%2Ac+%3D+0+%26%26+a+%3D+0%29x1+%3D+%28-b+%2B+sqrt%28b%5E2+-+4%2Aa%2Ac%29%29%2F%282%2Aa%29%3B+x2+%3D+%28-b+-+sqrt%28b%5E2+-+4%2Aa%2Ac%29%29%2F%282%2Aa%29%3Belseif+%28b%5E2+-+4%2Aa%2Ac+%3D%3D+0+%26%26)
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