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JEE Mains · Maths · STD 11 - 4.2 Quadratic equations and inequations

સમીકરણ \(\sqrt {3 {x^2} + x + 5} = x - 3\) માટે \(x\) ના વાસ્તવિક ઉકેલોનો સંખ્યા ....... છે ?

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Consider \(\sqrt{3 x^{2}+x+5}=x-3\) Squaring both the sides, we get \(3 x^{2}+x+5=(x-3)^{2}\) \(\Rightarrow 3 x^{2}+x+5=x^{2}+9-6 x\) \(\Rightarrow 2 x^{2}+7 x-4=0\) \(\Rightarrow 2 x^{2}+8 x-x-4=0\) \(\Rightarrow 2 x(x+4)-1(x+4)=0\) \(\Rightarrow x=\frac{1}{2}\) or \(x=-4\) For…
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