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$�� 6.34. �� :1) {(4^x+2^y=12, lg (3x-2y)=lg (5+x-3y));2) {(x^log_2 y+y^log_2 x=16, log_2 x-log_2 y=2);3) {(log_x (3x+2y)=2, log_y (2x+3y)=2);4)...$

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6.34. �� :

1) {(4^x+2^y=12, lg (3x-2y)=lg (5+x-3y));

2) {(x^log_2 y+y^log_2 x=16, log_2 x-log_2 y=2);

3) {(log_x (3x+2y)=2, log_y (2x+3y)=2);

4) {(2-log_2 y=2log_2 (x+y), log_2 (x+y)+log_2 (x^2-xy+y^2)=1);

5) {((x+y)3^(y-x)=5/27, 3log_5 (x+y)=x-y).

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