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$�� 29.6. �� :�) {log_3(x^2+6x-4)-log_3(y)=1, 3x-y=2};�) {log_(1/3)(5x-y)=log_(1/3)(3x+4), log_9(x^2+x-2y)=log_9(x^2+y)};�)...$

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29.6. �� :

�) {log_3(x^2+6x-4)-log_3(y)=1, 3x-y=2};

�) {log_(1/3)(5x-y)=log_(1/3)(3x+4), log_9(x^2+x-2y)=log_9(x^2+y)};

�) {log_4(x^2+2x+4)-log_4(y)=1, 2x+y=7};

�) {log_6(7x-y)=log_6(4x+3), log_(1/7)(x^2+2x-y)=log_(1/7)(x^2+3y)}.

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