Question

Уравнение на фото.



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Answer 1

$(2\frac{1}{3})^{-x^{2}-2x+3 }=1\\\\(2\frac{1}{3})^{-x^{2}-2x+3 }=(2\frac{1}{3})^{0}\\\\-x^{2}-2x+3=0\\\\x^{2}+2x-3=0\\\\x_{1}=-3\\\\x_{2}=1-teorema Vieta\\\\Otvet:\boxed{-3;1}$