— Put the pencil in the pencil case.
— ________.
A:Thank you
B:All right
在平面直角坐标系中,抛物线y=﹣ 12 x2+bx+c与x轴交于点A,B,与y轴交于点C,直线y=x+4经过A,C两点.
①72×(32+360÷45)
②62×128-(154-36)
③20×55
④2000÷125÷8
⑤3.6+8.59+6.4
⑥550+230×62÷31
⑦125×16
⑧51.37-8.03-1.34
⑨39×8+6×39-39×4