2x 12 y 2 5 July 8, 2019 16 32 64 128 Y 2x 2 5x 12 2x 1 )( y 2 5 )= 12 Y 2x 2 5x 12 in vertex form Y 2x 2 5x 12 graph Giải hệ phương trình 2x 12 y 2 5 Y = 2x + 5