x-y/2a=(y-x)²/( ) 在括号内填上适当的整式,使等式成立.
问题描述:
x-y/2a=(y-x)²/( ) 在括号内填上适当的整式,使等式成立.
答
x-y/2a=(y-x)²/(4a² )
答
x-y/2a=(y-x)²/[2a(x-y )]
希望采纳!
答
x-y/2a=(y-x)²/2a(x-y )