化简4y×2x+2×2y+y×x,
问题描述:
化简4y×2x+2×2y+y×x,
答
4y×2x+2×2y+y×x
=8xy+4y+xy
=9xy+4y
化简4y×2x+2×2y+y×x,
4y×2x+2×2y+y×x
=8xy+4y+xy
=9xy+4y