(х+3)²+(х-2)²=х²-5х
х²+6х+9+х²-4х+4=х²-5х
х²+7х +13=0
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(х+3)²+(х-2)²=х²-5х
х²+6х+9+х²-4х+4=х²-5х
х²+7х +13=0