已知a²+2ab=-8 b²+2ab=14 则a²+4ab+b=( ) a²-b²=( )
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![已知a²+2ab=-8 b²+2ab=14 则a²+4ab+b=( ) a²-b²=( )](/uploads/image/z/5039225-17-5.jpg?t=%E5%B7%B2%E7%9F%A5a%26%23178%3B%2B2ab%3D-8+b%26%23178%3B%2B2ab%3D14+%E5%88%99a%26%23178%3B%2B4ab%2Bb%3D%28+%29+a%26%23178%3B-b%26%23178%3B%3D%28+%29)
已知a²+2ab=-8 b²+2ab=14 则a²+4ab+b=( ) a²-b²=( )
已知a²+2ab=-8 b²+2ab=14 则a²+4ab+b=( ) a²-b²=( )
已知a²+2ab=-8 b²+2ab=14 则a²+4ab+b=( ) a²-b²=( )
a²+4ab+b²=( 6) a²-b²=(-22 )