��.948 �� 9 �� (��) (��)

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948. �� :

�) (a^1,25+2a+4a^0,75)/(a+4a^0,5+16)+8/(a^0,5-2a^0,25+4);

�) (b^0,5-10b^0,25+21)/(c^0,5+11c^0,25+30):((c^0,5-36)/(b^0,5-49))^(-1);

�) ((2x-16x^0,5+32)/x^0,5)^(-1):(x^0,5/(2x^0,5-8)+8/(x+4x^0,5)-(x+16)/(2x-32));

�) 4y^(1/2)/(1-4y^(1/2))^(1/2)�((1-v(1-4y^(1/2)))/(1+v(1-4y^(1/2)))-(1+v(1-4y^(1/2)))/(1-v(1-4y^(1/2)))).

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