4 V 2 = V 32 = 32 ^ 1\2 = ( 2 ^ 5) ^ 1\2 = 2 ^ 5\2 = 2 ^ 2.5............................................................2 ^ ( X^2 + 2X - 0.5 ) = 2 ^ 2.5...............................................................X^2 + 2X - 0.5 = 2.5X^2 + 2X - 3 = 0 D = 4 - 4 *1*(-3) = 16 V D = 4X1 = ( - 2 + 4 ) : 2 = 1 X2 = ( - 6 ) : 2 = ( - 3 ) .................................................X^2 + 2X - 0.5 > 0D = 4 - 4*1*(-0.5) = 4 + 2 = 6 X1 = ( - 2 + V 6 ) : 2 = ( - 2 + 2.4 ) : 2 = 0.2X > 0.2 ( примерно )X = ( - 4.4 ) : 2 = ( - 2.2 )X > ( - 2.2 ) ------------------------------------------------------------------------------------------------------------------> - 3 - 2.2 0.2 1 ОТВЕТ: Х = 1 ( только один корень )