Решите уравнение √(10-x) = 4-x

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V ( 10 - X ) = 4 - X ( V ( 10 - X )) ^2 = ( 4 - X ) ^2 10 - X = 16 - 8x + x^2 X^2 - 7x + 6 = 0 D = 49 - 24 = 25 ; V25 = 5 X1 = ( 7 + 5 ) : 2 = 6 X2 = ( 7 - 5 ) : 2 = 1